五年级上册数学计算题

一、用竖式计算
①9.15×3.3 ②90.75÷3.4 ③3.68×0.24 ④3.65×0.25 ⑤9.41÷6.1(保留两位小数)
二、解方程
①5.6 X-8.6=19.4 ②3.2 X-1.5 X=0.51 ③2 X+1.2×5=7 ④5×1.3-2x=5.5 ⑤24x+6x=63.6
三、计算下面各题,能算简的必须简算。
①4.75+3.25×2.4+7.6 ②(18.4+27.83÷4.6)×0.2 ③11×4.9-4.9 ④1.65×4.3+8.35×4.3
⑤1.7÷2.5÷0.4 ⑥0.25×3.2×12.5 ⑦ 6.81+6.81×99 ⑧5.5×17.3+6.7×5.5

一、用竖式计算
①9.15×3.3 ②90.75÷3.4 ③3.68×0.24 ④3.65×0.25 ⑤9.41÷6.1(保留两位小数)
二、解方程
①5.6 X-8.6=19.4 ②3.2 X-1.5 X=0.51 ③2 X+1.2×5=7 ④5×1.3-2x=5.5 ⑤24x+6x=63.6
三、计算下面各题,能算简的必须简算。
①4.75+3.25×2.4+7.6 ②(18.4+27.83÷4.6)×0.2 ③11×4.9-4.9 ④1.65×4.3+8.35×4.3

⑤1.7÷2.5÷0.4 ⑥0.25×3.2×12.5 ⑦ 6.81+6.81×99 ⑧5.5×17.3+6.7×5.5

一、用竖式计算
①9.15×3.3 ②90.75÷3.4 ③3.68×0.24 ④3.65×0.25 ⑤9.41÷6.1(保留两位小数)
二、解方程
①5.6 X-8.6=19.4 ②3.2 X-1.5 X=0.51 ③2 X+1.2×5=7 ④5×1.3-2x=5.5 ⑤24x+6x=63.6
三、计算下面各题,能算简的必须简算。
①4.75+3.25×2.4+7.6 ②(18.4+27.83÷4.6)×0.2 ③11×4.9-4.9 ④1.65×4.3+8.35×4.3

⑤1.7÷2.5÷0.4 ⑥0.25×3.2×12.5 ⑦ 6.81+6.81×99 ⑧5.5×17.3+6.7×5.5

一、用竖式计算
①9.15×3.3 ②90.75÷3.4 ③3.68×0.24 ④3.65×0.25 ⑤9.41÷6.1(保留两位小数)
二、解方程
①5.6 X-8.6=19.4 ②3.2 X-1.5 X=0.51 ③2 X+1.2×5=7 ④5×1.3-2x=5.5 ⑤24x+6x=63.6
三、计算下面各题,能算简的必须简算。
①4.75+3.25×2.4+7.6 ②(18.4+27.83÷4.6)×0.2 ③11×4.9-4.9 ④1.65×4.3+8.35×4.3

⑤1.7÷2.5÷0.4 ⑥0.25×3.2×12.5 ⑦ 6.81+6.81×99 ⑧5.5×17.3+6.7×5.5

一、用竖式计算
①9.15×3.3 ②90.75÷3.4 ③3.68×0.24 ④3.65×0.25 ⑤9.41÷6.1(保留两位小数)
二、解方程
①5.6 X-8.6=19.4 ②3.2 X-1.5 X=0.51 ③2 X+1.2×5=7 ④5×1.3-2x=5.5 ⑤24x+6x=63.6
三、计算下面各题,能算简的必须简算。
①4.75+3.25×2.4+7.6 ②(18.4+27.83÷4.6)×0.2 ③11×4.9-4.9 ④1.65×4.3+8.35×4.3

⑤1.7÷2.5÷0.4 ⑥0.25×3.2×12.5 ⑦ 6.81+6.81×99 ⑧5.5×17.3+6.7×5.5

一、用竖式计算
①9.15×3.3 ②90.75÷3.4 ③3.68×0.24 ④3.65×0.25 ⑤9.41÷6.1(保留两位小数)
二、解方程
①5.6 X-8.6=19.4 ②3.2 X-1.5 X=0.51 ③2 X+1.2×5=7 ④5×1.3-2x=5.5 ⑤24x+6x=63.6
三、计算下面各题,能算简的必须简算。
①4.75+3.25×2.4+7.6 ②(18.4+27.83÷4.6)×0.2 ③11×4.9-4.9 ④1.65×4.3+8.35×4.3

⑤1.7÷2.5÷0.4 ⑥0.25×3.2×12.5 ⑦ 6.81+6.81×99 ⑧5.5×17.3+6.7×5.5

一、用竖式计算
①9.15×3.3 ②90.75÷3.4 ③3.68×0.24 ④3.65×0.25 ⑤9.41÷6.1(保留两位小数)
二、解方程
①5.6 X-8.6=19.4 ②3.2 X-1.5 X=0.51 ③2 X+1.2×5=7 ④5×1.3-2x=5.5 ⑤24x+6x=63.6
三、计算下面各题,能算简的必须简算。
①4.75+3.25×2.4+7.6 ②(18.4+27.83÷4.6)×0.2 ③11×4.9-4.9 ④1.65×4.3+8.35×4.3

⑤1.7÷2.5÷0.4 ⑥0.25×3.2×12.5 ⑦ 6.81+6.81×99 ⑧5.5×17.3+6.7×5.5

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五年级上册数学计算题大全

五年级上册数学计算题大全

五年级上册数学计算题大全1. 123 + 456 =答案:5792. 987 - 456 =答案:5313. 234 × 2 =答案:4684. 360 ÷ 6 =答案:605. 345 + 678 =答案:10236. 999 - 123 =答案:8767. 567 × 3 =答案:17018. 245 ÷ 5 =答案:499. 789 + 321 =答案:111010. 456 - 123 =答案:33311. 123 × 4 =答案:49212. 360 ÷ 5 =答案:7213. 678 + 234 =答案:91214. 546 - 123 =答案:42315. 345 × 2 =答案:69016. 400 ÷ 4 =答案:10017. 789 - 321 =答案:46818. 456 × 3 =答案:136819. 800 ÷ 8 =答案:10020. 123 + 234 + 345 = 答案:70221. 789 - 456 - 123 = 答案:21022. 567 × 2 × 3 =答案:340223. 800 ÷ 4 ÷ 5 =答案:4024. 832 + 487 =答案:131925. 954 - 468 =答案:48626. 543 × 2 =答案:108627. 640 ÷ 8 =答案:8028. 573 + 249 =答案:82229. 831 - 375 =答案:45630. 356 × 3 =答案:106831. 840 ÷ 7 =答案:12032. 276 + 498 =答案:77433. 985 - 327 =答案:65834. 123 × 6 =答案:73835. 480 ÷ 4 =答案:12036. 789 + 543 + 321 = 答案:165337. 976 - 357 - 219 = 答案:40038. 678 × 2 × 5 =答案:678039. 800 ÷ 5 ÷ 4 =答案:4040. 364 + 375 =答案:73941. 825 - 450 =答案:37542. 356 × 4 =答案:142443. 600 ÷ 6 =答案:10044. 345 + 456 + 567 = 答案:136845. 789 - 456 - 234 = 答案:9946. 897 × 3 × 4 =答案:1076447. 580 ÷ 5 =答案:11648. 462 + 298 =答案:76049. 862 - 439 =答案:42350. 567 × 5 =答案:283551. 700 ÷ 5 =答案:14052. 543 + 678 + 789 = 答案:201053. 925 - 639 =答案:28654. 123 × 8 =答案:98455. 280 ÷ 7 =答案:4056. 375 + 456 + 537 = 答案:136857. 765 - 429 - 236 = 答案:10058. 457 × 3 × 5 =答案:685559. 420 ÷ 5 =答案:8460. 245 + 387 =答案:63261. 986 - 345 =答案:64162. 564 × 2 × 6 =答案:676863. 900 ÷ 9 =答案:10064. 789 + 345 + 123 = 答案:125765. 825 - 264 - 561 = 答案:066. 476 × 3 =答案:142867. 640 ÷ 8 =答案:8068. 268 + 358 =答案:62669. 986 - 134 =答案:85270. 234 × 5 =答案:117071. 360 ÷ 9 =答案:4072. 456 + 765 + 654 = 答案:187573. 987 - 432 - 123 = 答案:43274. 345 × 4 × 2 =答案:276075. 500 ÷ 5 =答案:10076. 679 + 234 =答案:91377. 821 - 275 =答案:54678. 364 × 3 × 4 =答案:436879. 780 ÷ 6 =答案:13080. 245 + 567 + 789 =答案:160181. 1000 - 268 - 732 =答案:082. 345 × 5 =答案:172583. 700 ÷ 7 =答案:10084. 123 + 456 + 789 + 321 = 答案:168985. 876 - 432 - 123 =答案:32186. 345 × 2 × 10 =答案:690087. 800 ÷ 8 =答案:10088. 532 + 348 =答案:88089. 985 - 632 =答案:35390. 123 × 9 =答案:110791. 300 ÷ 6 =答案:5092. 345 + 678 + 234 + 567 = 答案:182493. 820 - 438 - 123 =答案:25994. 435 × 4 × 2 =答案:348095. 720 ÷ 8 =答案:9096. 348 + 568 =答案:91697. 738 - 357 =答案:38198. 456 × 5 =答案:228099. 360 ÷ 8 =答案:45100. 789 + 456 + 345 =答案:1590总结:五年级上册数学计算题包括加减乘除四则运算,需要注意位数转移和进位,也需要掌握数学计算公式和恰当运算顺序,切勿心急慌乱。

五年级上册数学 计算题

五年级上册数学 计算题

五年级上册数学计算题一、小数乘法(1 - 10题)1. 题目:0.25×4.8- 解析:- 可以把4.8拆分成4×1.2,那么原式就变为0.25×4×1.2。

- 先计算0.25×4 = 1,再计算1×1.2=1.2。

2. 题目:3.5×1.2- 解析:- 按照小数乘法的计算方法,先算35×12 = 420。

- 因为3.5是一位小数,1.2也是一位小数,总共两位小数,从420的右边起数出两位点上小数点,结果是4.2。

3. 题目:0.78×9.9- 解析:- 把9.9看作(10 - 0.1),则原式变为0.78×(10 - 0.1)。

- 根据乘法分配律,得到0.78×10-0.78×0.1。

- 计算0.78×10 = 7.8,0.78×0.1 = 0.078,最后7.8 - 0.078 = 7.722。

4. 题目:2.5×3.2×1.25- 解析:- 把3.2拆分成0.4×8,原式变为(2.5×0.4)×(8×1.25)。

- 先算2.5×0.4 = 1,8×1.25 = 10,最后1×10 = 10。

5. 题目:1.5×0.6 + 1.5×0.4- 解析:- 根据乘法分配律a×c + b×c=(a + b)×c,这里a = 0.6,b = 0.4,c = 1.5。

- 原式可化为1.5×(0.6 + 0.4)。

- 先算括号里的0.6+0.4 = 1,再算1.5×1 = 1.5。

6. 题目:4.6×10.1- 解析:- 把10.1看作(10+0.1),则4.6×10.1 = 4.6×(10 + 0.1)。

五年级数学上册计算题专项练习

五年级数学上册计算题专项练习

五年级数学上册计算题专项练习五年级数学上册计算题专项练习一、直接写出得数。

2.5×4 = 20×0.5=7.2÷1.2 =3.86÷100= 3.9×0.01=98,4×100=9.1÷1.3=8.2÷10= 1-0.45= 36+2.45= 0.48×0=0.42÷7=73×4×25=0.69÷1= 1.21÷0.6=0,5÷0.2=8.4÷2.1=76÷1000= 8.7-5=1.28×8=40×25=0.51×100=0.58×99=0.6×0.9=0.1×0.5=0.5×2÷0.5×2= 12.4-(2.4+3.25)= 12.5÷0.5÷0.4= 1.5÷1.5+1.5= 1084÷18×4=2.6+3.1-2.6+3.1= 5.7a+a= 10÷2.5=2.5×1.95×0.4=x-0.3x= 4a×7= 7.2÷0.9= 0.27÷0.03= 0×0.995×1000= 1.25×8×0.625= 7.5×4= 0.9×0.3= 6.8÷68= 0÷4.61÷4.61= m×m= m+m= m×1= 0.5×8= 3.6×0.4= 39.68×0= 47.6×1= 6.45×0.01= 4÷0.5= 12÷0.06= 12÷1.2= 3÷30= 50×0.04= 80×0.3=0.15×7= 3.2×6+3.2×4= 2.5×4×0.36= 3.6×0.4 12.5×8= 1.1×9 0.2+0.8×0.5= 6.03×1000= 10×0.6= 3×0.9=0.1×0.1= 0.24×0.5= 5.4+3.6= 1.25-0.25= 0.6×0.8=10.2×4.5=2.5×6=9×0.25=0.125×4= 4.7×6+4×4.7=1.25×8×0.5= 16×0.01= 1.78÷0.3= 0.27÷0.003=2.5×2.3×4=0.01÷0.1= 1.8×20= x-0.4x= 5d-2d= 38.5×0×0.38=3.6÷0.4= 0.6×0.8=2.4×3=0.12×0.7=0.5×4÷0.5×4=4÷5=2.5×0.4= 1.6÷0.5=0.2÷0.05= 3.6-1.2÷2.4=二、列竖式计算并验算2.7÷0.32=35÷56=0.36×6.9=15.36÷12= 11.2÷0.14=2.34×1.5=11.7÷2.6=25.2÷42=3.74÷34 2.73÷2.6=1.72×2.6=0.23×3.8=0.85×4.5=4.14÷23=2.7÷7.=629÷61(得数保留两位小数)4.8÷2.3(得数保留一位小数)6.49×0.58(得数保留三位小数)0.27÷1.1(得数保留两位小数)4.7×1.36≈(得数保留一位小数0.96×1.7≈(得数保留两位小数)3.8÷4.5≈(得数精确到百分位)5.72×0.18≈(省略十分位后面的尾数)1.55÷3.8≈(省略百分位后面的尾数)3.81÷7≈(得数精确到十分位)28÷18= 10÷3= 78.6÷11= 1.5÷9.9 12.6÷11(用循环小数表示。

五上数学计算题300道带答案竖式

五上数学计算题300道带答案竖式

小数乘法口算500道+竖式300道第一部分口算500道一.计算题(共50小题)1.直接写得数.0.5×1.4=80×0.125= 2.5×0.4=0.036×100=0.24×5=0.12×0.5=35÷1000= 2.2×0.5=0.12×5=0.04×0.1= 3.5+0.15=8﹣6.9=2.口算.0.4×5 1.2×44×1.51×0.50.01×0.1 1.25×0.40.36×0.20.8×03.直接写出得数.0.12×6= 1.25×0.4=30×0.8=12.5×0.8= 3.73﹣0.8﹣1.73= 3.26×0= 3.25+0.74= 5.2﹣2.64=0.24×5=4×0.05×2=3.9+7.1= 6.2×0.5=0.25×0.4=0.036×100= 3.64+6.36+5.5= 4.直接写出得数.0.4×0.02= 1.8×0.4=6×0.25= 1.25×0.8=3﹣0.98=0.9÷0.01= 3.9×0.01=99×0.25= 5.直接写得数:0.5×3=0.45+0.4=4×0.25=10.2+11.3=0.09×100=8.7﹣0.5=0.96﹣0.7=12.9﹣2.9=3.69×0=38.7÷10=6.直接写得数:0.2×3=0.45+0.4=4×0.25=18.7+11.3=0.09×100=8.7﹣0.5=0.96﹣0.7=18﹣1.67=1×8.79= 3.69×0=38.7÷10=2÷100=7.直接写出得数.0.28×10=0.9×5=8×0.06=0.05×1.6= 100×0.7= 2.5×8= 1.06×7=12.5×0= 1.7+3.3×0.2=0.2×0.2×0.2=8.直接写得数:0.2×36=0.45×2=4×0.25= 3.8÷100=0.09×1000=1﹣0.9=0.96﹣0.7= 2.5×7.4×4= 9.口算0.2×0.4=8.2+1.8= 6.45×0.01= 2.5×0.4=0.8×50= 2.4×5=0.9﹣0.52=10.2×4.5= 10.直接写出得数.0.7×0.9=0.14×0.3= 1.7×0.03=0.12×6=5.5×10= 2.6×0.5= 1.8×0.04= 2.6×2﹣0.5= 11.直接写出得数.5×1.8=0.8×1.5=0.65+0.35=9.8+1.2=0.25×4=1﹣0.63=10.75﹣0.5= 1.25×80=1.7×0.9= 4.6×0.5= 1.42×100=19.8﹣8= 12.直接写出得数.0.25×4= 1.25×8=8.2×6.9×0=0.2×18=6.29×100=0.02×500= 3.4×2=0.26×0.5= 13.直接写得数0.2×4=0.8×25=0.57+0.43= 2.8×10=18.4÷100= 2.5×0.4= 4.7﹣1.78=0.125×8=1.8×0.5=0.035×1000=14.口算0.4×20= 1.3×3=0.25×50=0.9×300 2.4×50=0.125×200=600×0.4=800×0.25=1500×0.2=15.列竖式计算.2.3×0.8= 6.9×3.1=9.87×1.8=24.5×6.820.6×4.5=10.2×5.01=16.直接写得数.3.14×7=52=6π=62﹣20=402﹣302=b×b= 3.14×302= 3.14×42= 1.25×32=b+b=17.直接写得数.0.16×5= 4.2×0.3=25×0.4=2×0.45=0.5×0.07=0.3×0.7×10=18.口算题.0.1×208= 2.8×2=3×0.18=0.2×600= 1.3×5=8×0.05= 1.3×50= 80×0.05=7.26×1=0.4×22=0.15×40=0.7×1.4=1.25×10= 4.5×0.02=0.03×8=0×1.001=0.8×12.5=0.4×0.7= 1.3×4= 1.35×10= 1.4×0.4=1.4×5= 1.45×100=3.5×40=0.02×38=25×0.4= 1.6×1.5=0.01×10= 250×0.04=1.5×0.02=0.05×12=200×0.05=2.5×0.4=0.05×430=20×0.5= 250×0.4=7.682×0=2×0.005= 2.05×2=19.直接写出得数.1.5×0.2= 1.25×0.8= 4.5×0.4=2.5×7×0.4=0.3×0.3=0.35+0.75=0.48+1.62=10.1×78=20.直接写出得数.0.2×8= 6.2+0.04= 2.5×0.4=0.6×0.7=18.5+71.5= 6.4+4.6=0.04×0.3= 2.1﹣2.01= 1.41×1000=21.直接写出得数45+426=58.7﹣38.5= 2.25×8= 2.7×0.8= 6.4×0.8=320×0.03=11.004×50= 4.8×9.8= 22.口算.2.4×0.3=0.25×4=0.06×0.8=8.5×0.2= 1.25×0.8=7.5×0.5=6×4.4=0.13×0.05=19×0.7=23.口算:0.9×0.3= 3.5×0.2= 2.1×0= 6.6×10=0.3×7= 0.27×3=3×9.6=0.8×1.5=7.2×0.6= 2.5×0.4= 24.口算0.37×10=0.37×100=0.37×1000= 2.5×4= 0.25×4= 4.8×2=0.12×0.3=2×5.8= 0.28×3=0.16×4= 3.5×2=5×1.2= 5×1.5=3×0.25= 3.5×0.2= 3.5×5= 5×0.25=0.3×0.2= 3.5×0.5=3×1.5= 25.直接写得数.0.5×6=0.125×8= 2.5×0.4= 3.1×0.3=4×0.25= 1.25×6=0.2×0.05=0.8×0.05= 1.7×0.3= 1.25×200=40×0.05=0.04×2=26.口算.0.2×50= 2.4×0.5=0.25×4= 3.2×0.3=12.5×80=0.17×10= 4.5+3.85= 2.5×0.7×0.4=3.5×8= 1.2×0.6= 5.2﹣2.8= 3.7+5.8=27.直接写得数.0.5×0.7= 2.1×0.4= 3.4×0.2=0.06×1.2=0.63×2=0.05×0.06=0.8×0.4=7.85×0.01=0.15×0.4= 1.3×30=0.25×0.6= 3.125×100= 28.直接写出得数.12.5×8= 2.5×0.4= 6.4+4.6=0.04×0.3=0.5×2.4=0.2×2.5= 5.18+3.02= 1.41×1000=29.口算:0.3×4= 2.3×0.2= 3.6+6.4=0.6×0.7=1.6×0.4=0.9×0.08=0.25×4=12.5×8= 0.7×0.9=0.04×0.2=0.8×0.05=3.1×0.3= 0.16×0.5= 1.7×0.03= 1.8×0.04=0.12×6= 30.直接写得数0.8×25=0×4.23=0.57+0.43=0.02×500=12.5×8=50×0.04=80×0.3= 1.1×9=31.直接写得数.0.7×10 3.02×100 3.6×2 4×1.52.5×4 12.5×0.8 4.5+2.6 7﹣1.66.4﹣2.3 10+6.01 8.3﹣1.37.3+2.7 32.口算9.5×0.2= 3.2×0.5=0.8×2.5= 4.4×0.4=35×0.4=33.口算.0.8×7=0.9×0.3= 1.32×8=10.3×2=3.5×0.2=10×0.05=0.13×7=0.05×4=30×0.1=12.5×8= 3.25×0=0.4×50= 34.直接写出得数:2.5×4= 2.4×0.5=8×0.125=0.27×3=7﹣6.38=0.22×0.5=35.直接写出得数.(后两题得数保留一位小数)0.7×0.9=0.14×0.3= 1.7×0.03= 1.8×0.04≈0.12×6= 5.5×10= 2.6×0.5= 2.6×0.08≈36.直接写出得数0.45×0.2= 4.38+3.5=0.9×7=(3.85+5.45)×0=0.75×1= 2.5×4= 5.4×20=7.5×0.4=37.口算.2.3×2=10×0.2= 1.45×10= 4.3×10═ 2.4×5=4.5×0.9= 2.5×8= 3.9×3=5×0.01=5.98×1000= 38.直接写得数:2.5×33.06×2 0.25×44.2×105.3×100 2.5×62.2×4 1.6×4 1.25×839.口算.1.5×8=2.4×5= 1.25×8=3.58×2=0.5×0.9=40.直接写得数0.7×0.9=0.12×50=60×0.5= 1.8×0.04=1.25×8=24×0.05=0.15×0.4=0.9×1.5=3.4×0.7=0.78×0.2=30×0.5=0.8×0.9=41.口算.0.5×0.2=50×0.2=500×0.2= 2.4×4= 2.5×0.4= 0.25×40=0.125×8=12.5×8= 1.25×80=0.24×5= 42.口算:0.5×2=0.25×4=12.5×8=0.125×8=7÷0.7=1﹣0.125×8= 1.25×32=0.25×56=43.直接写出得数.0.4×0.3= 2.5×0.6=8.8×0.1= 1.3×0.2=5.28+1.6=10﹣1.7﹣2.3=6.09×0=100×0.7=44.直接写出得数0.5×0.2=0.25×0.4= 1.25×8=0×1000+3=0.5÷100=0.12×40=100×0.78=12.78+0.22=0.6+0+0.7=0.72+1000=45.直接写得数.0.5×0.2=4×0.15=50×0.4=8×0.125=0.23×10=0.12×7=46.直接写出得数.0.7×0.9= 2.6×0.5=0.14×0.3= 5.5×10=1.7×0.03= 1.8×0.04=0.12×6= 4.8×5= 47.口算0.2×0.4=8.2+1.8=100﹣35.22= 2.5×0.4=0.8×50=8×0.24= 3.9×1.3= 2.4×5=0.9﹣0.52=0×3.52=12.5×8= 2.4×0.01= 48.直接写得数0.8×0.6= 5.5×3=0.5×0.6=0.125×0.8=9.6×0.1= 0.07×0.9=12.4×0.2= 2.4×5=14×0.01= 1.5×2= 49.口算.0.37×100=0.25×4=0.3×0.2=70×0.12=18×0.3=0.5×0.6= 3.7×0.2=5×1.2=第二部分竖式300道一.计算题(共50小题)1.列竖式计算.75﹣8.49= 3.72×1.25= 5.04×26=5.94+12.7=0.95×6.7=35.62﹣13.4=2.竖式计算0.64×18=25.8×102=40.7×0.25=13.45×2.6=(保留整数) 4.865×8≈(保留整数)10.23×42≈(保留一位小数)3.竖式计算(前面有*要验算).2.18×3.6*4.23×0.8620.07×1.0250.6×0.90.57×0.86*0.8×0.314.用竖式计算.8×0.12=(验算) 1.9×3.5=(验算)0.401×0.3=0.45×0.96=0.17×0.71=5.竖式计算4.57×1.8 0.125×0.8 3.75×0.249.37×8.52.07×3.6 3.35×1.6.6.列竖式计算:1.8×0.36=35.37+28.63=19.9﹣8.75=1.06×0.48=18.9+28.65=22.87﹣18.65=7.竖式计算7.6×0.82= 3.25×0.31=7.5×0.59=(验算)8.列竖式计算,带*号的要验算.25.78+3.12=13.8×9=*8﹣2.67=*5.73+6.7=9.列竖式计算4.8×17 1.88×25 2.4×0.370.89×5.3.3.8×0.15=4.6×50=8.7×2.04= 13.2×9.8=0.86×0.72=5﹣1.08=11.列竖式计算.(得数保留两位小数)2.375×105 5.16×4.3 0.45×0.206.12.用竖式计算.4.8×0.259.3×1.39.8×0.5 2.1×2.15.13.列竖式计算.0.04×0.12 4.25×8.8 3.84×0.25.14.用竖式计算.62.4+7.62= 6.07﹣4.993=8.7×1.4= 1.28×3.5=8×0.125 4.23×536.5×425×0.12618×1.833.42×2016.列竖式计算.2.3×0.8= 6.9×3.1=9.87×1.8=24.5×6.820.6×4.5=10.2×5.01=17.列式计算:2.02×2.410.33﹣9.083.88+1.5418.用竖式计算.3.5×7=8.1×16= 3.27×21=5.63×36= 4.32×7=64×0.07=19.用竖式计算.4.26×7.5= 3.15×1.4=47.5×0.6=5.25×0.24=7.38×2.5=14.24×0.35=1.21×8=2.4×0.2=0.57×0.43=20.列竖式计算.8.5×16= 4.15×24=0.32×7= 6.4×9= 2.5×36=0.04×270= 1.25×3= 3.75×6= 21.计算并验算.0.04×0.568.04×0.001 4.012×0.30.42×0.080.209×0.15 4.8×0.0015 87.5×2.410.28×0.731.4×3.822.列竖式计算0.82×2= 3.95×42= 2.073×15=0.78×24= 2.6×61=0.059×0.2= 4.268×1.7=57×5.7= 9.46×2.85=17.8×6.4= 1.5×4.9= 2.5×0.88=23.用竖式计算.1.24×0.8=0.85×1.2=7.05×2.4=12.3×2.4=60.5×400=89.3×7.6=24.竖式计算下面各题(得数保留两位小数)0.46×3.5=0.86×1.4=0.036×2.5=8.4×1.03=25.用竖式计算25﹣12.54= 1.59×2.4=2137÷29=26.直接写出得数.1.5×0.2= 1.25×0.8= 4.5×0.4=2.5×7×0.4= 0.3×0.3=0.35+0.75=0.48+1.62=10.1×78= 27.用竖式计算.5.08×0.65=54.68﹣12.8=19.92+420.26 7.02×0.67=28.用竖式计算.4.8×2.5=5.07×0.29=0.32×1.7≈(得数保留一位小数)4.08×6.7≈(得数保留两位小数) 6.03×0.74≈(得数保留两位小数)29.竖式计算(第一、第二道的数保留两位小数)3.52×0.05≈120.44×0.2≈8.25×1.48.76×3.5 4.25×0.4 2.7×1.631.竖式计算0.38×0.25 150×0.12 0.87×1.91.28×2.3 2.07×0.24 0.17×1.0532.用竖式计算,前两题要验算.0.65×4.7= 2.06×9.4=0.072×8.5=9.9×0.99= 2.04×0.8=33.列竖式计算.3.2×30= 1.25×4=4.2×15=11.5×108=0.28×4.5= 0.27×0.36= 2.6×3.8=250×0.98= 6.05×1.6=10.8×2.07=34.列竖式计算.0.54×2.7 2.8×7.4 15.4×0.7 27.5×3.4.27.6×0.45 8.08﹣2.68 5.546+29.380.023×1.8 17.04×0.26 8.35×3.5 5.08×0.25 1.18×3.436.列竖式计算.2.6×0.6 6.7×0.0715.6×1.3 0.81×2.7.37.用竖式计算:(得数保留一位小数)3.65×2.6 0.462÷2.80.627+3.3754.35﹣0.435.38.竖式计算31.5×24.5=0.8×0.56= 4.23×0.028=0.63×1.05=36×0.56= 2.5×2.05=(1)计算并验算.2.3×0.29= 2.7×1.02=(2)得数保留两位小数.0.45×0.96 6.53×0.75(3)得数保留一位小数.10.6×0.2622.45×0.4.40.列竖式计算下面各题并验算:0.34×2.5= 1.5×1.7=0.28×0.39= 4.2×2.4=41.用竖式计算.4.2×0.08= 1.5×6.2= 2.7×8.17=2.9×0.56=(保留两位小数) 6.23×4.2=(保留一位小数)42.列竖式计算.3.4×0.25 6.5×2.4 0.035×0.6 1.25×0.024.43.用竖式计算.84×0.25=0.55×64=0.47×5.8=6.06×0.32=0.075×0.07= 3.7×9.77=44.用竖式计算.5.08×0.65= 54.68﹣12.8= 80.4×0.35= 19.92+420.26=45.列竖式计算3.2×1.8= 1.05×62= 2.7×0.11=0.12×0.18=0.15×0.12= 2.7×1200=46.列竖式计算.7.6×0.82= 3.5×8.8= 3.25×0.31=0.93×2.02≈(结果精确到百分位) 5.9×3.14≈(结果保留一位小数)47.列竖式计算.1.2×1.36(结果保留两位小数)2.7×0.34(结果保留两位小数)0.74×5.8(结果保留两位小数) 2.6×3.5验算:0.25×0.12验算:48.用竖式计算18.8×38.2= 48×0.952=35.7×5.06≈(得数保留一位小数) 6.928×3.2≈(得数保留两位小数)49.用竖式计算.0.86×7= 3.3×16= 0.48×2.4= 1.7×0.45≈(保留两位小数)50.列竖式计算,带※的验算※0.38×0.25 1.07×2.1 (得数保留两位小数)7.4×2.84(得数保留一位小数) 1.08×9.5 0.75×1.02.第一部分口算500道参考答案与试题解析一.计算题(共50小题)1.【解答】解:0.5×1.4=0.780×0.125=10 2.5×0.4=10.036×100=3.60.24×5=1.20.12×0.5=0.0635÷1000=0.0352.2×0.5=1.10.12×5=0.60.04×0.1=0.0043.5+0.15=3.658﹣6.9=1.12.【解答】解:0.4×5=2 1.2×4=4.84×1.5=61×0.5=0.50.01×0.1=0.0011.25×0.4=0.50.36×0.2=0.0720.8×0=03.【解答】解:0.12×6=0.721.25×0.4=0.530×0.8=2412.5×0.8=10 3.73﹣0.8﹣1.73=1.2 3.26×0=0 3.25+0.74=3.995.2﹣2.64=2.560.24×5=1.24×0.05×2=0.43.9+7.1=11 6.2×0.5=3.10.25×0.4=0.10.036×100=3.63.64+6.36+5.5=15.54.【解答】解:0.4×0.02=0.0081.8×0.4=0.726×0.25=1.5 1.25×0.8=13﹣0.98=2.020.9÷0.01=903.9×0.01=0.03999×0.25=24.755.【解答】解:0.5×3=1.50.45+0.4=0.854×0.25=110.2+11.3=21.50.09×100=98.7﹣0.5=8.20.96﹣0.7=0.2612.9﹣2.9=103.69×0=038.7÷10=3.876.【解答】解:0.2×3=0.60.45+0.4=0.854×0.25=118.7+11.3=300.09×100=98.7﹣0.5=8.20.96﹣0.7=0.2618﹣1.67=16.331×8.79=8.793.69×0=038.7÷10=3.872÷100=0.027.【解答】解:0.28×10=2.80.9×5=4.58×0.06=0.480.05×1.6=0.08100×0.7=70 2.5×8=20 1.06×7=7.4212.5×0=01.7+3.3×0.2=2.360.2×0.2×0.2=0.0088.【解答】解:0.2×36=7.20.45×2=0.94×0.25=1 3.8÷100=0.0380.09×1000=901﹣0.9=0.10.96﹣0.7=0.262.5×7.4×4=749.【解答】解:0.2×0.4=0.088.2+1.8=106.45×0.01=0.06452.5×0.4=10.8×50=40 2.4×5=120.9﹣0.52=0.2810.2×4.5=45.910.【解答】解:0.7×0.9=0.630.14×0.3=0.0421.7×0.03=0.0510.12×6=0.725.5×10=55 2.6×0.5=1.3 1.8×0.04=0.0722.6×2﹣0.5=4.711.【解答】解:5×1.8=90.8×1.5=1.20.65+0.35=19.8+1.2=110.25×4=11﹣0.63=0.3710.75﹣0.5=10.251.25×80=1001.7×0.9=1.534.6×0.5=2.31.42×100=14219.8﹣8=11.812.【解答】解:0.25×4=1 1.25×8=108.2×6.9×0=00.2×18=3.66.29×100=6290.02×500=103.4×2=6.80.26×0.5=0.1313.【解答】解:0.2×4=0.80.8×25=200.57+0.43=1 2.8×10=2818.4÷100=0.1842.5×0.4=1 4.7﹣1.78=2.920.125×8=11.8×0.5=0.90.035×1000=3514.【解答】解:0.4×20=8 1.3×3=3.90.25×50=12.50.9×300=2702.4×50=1200.125×200=25600×0.4=240800×0.25=2001500×0.2=30015.【解答】解:2.3×0.8=1.84 6.9×3.1=21.399.87×1.8=17.76624.5×6.8=166.620.6×4.5=92.710.2×5.01=51.10216.【解答】解:3.14×7=21.9852=256π=18.8462﹣20=16402﹣302=700b×b=b2 3.14×302=28263.14×42=50.241.25×32=40b+b=2b 17.【解答】解:0.16×5=0.84.2×0.3=1.2625×0.4=102×0.45=0.90.5×0.07=0.0350.3×0.7×10=2.118.【解答】解:0.1×208=20.82.8×2=5.63×0.18=0.540.2×600=1201.3×5=6.58×0.05=0.41.3×50=6580×0.05=47.26×1=7.260.4×22=8.80.15×40=0.60.7×1.4=0.981.25×10=12.54.5×0.02=0.090.03×8=0.240×1.001=00.8×12.5=100.4×0.7=0.281.3×4=4.21.35×10=13.51.4×0.4=0561.4×5=7 1.45×100=1453.5×40=1400.02×38=0.7625×0.4=101.6×1.5=2.40.01×10=0.1250×0.04=101.5×0.02=0.030.05×12=0.6200×0.05=102.5×0.4=10.05×430=21.520×0.5=10250×0.4=1007.682×0=02×0.005=0.012.05×2=4.119.【解答】解:1.5×0.2=0.3 1.25×0.8=1 4.5×0.4=1.82.5×7×0.4=7 0.3×0.3=0.090.35+0.75=1.10.48+1.62=2.110.1×78=787.820.【解答】解:0.2×8=1.6 6.2+0.04=6.24 2.5×0.4=10.6×0.7=0.4218.5+71.5=90 6.4+4.6=110.04×0.3=0.0122.1﹣2.01=0.091.41×1000=141021.【解答】解:45+426=47158.7﹣38.5=20.22.25×8=18 2.7×0.8=2.16 6.4×0.8=5.12320×0.03=9.611.004×50=550.24.8×9.8=47.0422.【解答】解:2.4×0.3=0.720.25×4=10.06×0.8=0.0488.5×0.2=1.7 1.25×0.8=17.5×0.5=3.756×4.4=26.40.13×0.05=0.006519×0.7=13.323.【解答】解:0.9×0.3=0.273.5×0.2=0.72.1×0=0 6.6×10=660.3×7=2.1 0.27×3=0.813×9.6=28.80.8×1.5=1.27.2×0.6=4.322.5×0.4=124.【解答】解:0.37×10=3.70.37×100=370.37×1000=3702.5×4=100.25×4=1 4.8×2=9.60.12×0.3=0.0362×5.8=11.60.28×3=0.840.16×4=0.643.5×2=75×1.2=65×1.5=7.53×0.25=0.753.5×0.2=0.7 3.5×5=17.55×0.25=1.250.3×0.2=0.063.5×0.5=1.753×1.5=4.5 25.【解答】0.5×6=30.125×8=1 2.5×0.4=1 3.1×0.3=0.934×0.25=1 1.25×6=7.50.2×0.05=0.010.8×0.05=0.041.7×0.3=0.511.25×200=25040×0.05=20.04×2=0.0826.【解答】解:0.2×50=10 2.4×0.5=1.20.25×4=1 3.2×0.3=0.9612.5×80=10000.17×10=1.74.5+3.85=8.352.5×0.7×0.4=0.7 3.5×8=28 1.2×0.6=0.725.2﹣2.8=2.4 3.7+5.8=9.527.【解答】解:0.5×0.7=0.35 2.1×0.4=0.84 3.4×0.2=0.680.06×1.2=0.072 0.63×2=1.260.05×0.06=0.0030.8×0.4=0.327.85×0.01=0.0785 0.15×0.4=0.061.3×30=390.25×0.6=0.153.125×100=312.528.【解答】解:直接写出得数:12.5×8=1002.5×0.4=1 6.4+4.6=110.04×0.3=0.0120.5×2.4=1.20.2×2.5=0.055.18+3.02=8.21.41×1000=141029.【解答】0.3×4=1.2 2.3×0.2=0.46 3.6+6.4=100.6×0.7=0.421.6×0.4=0.640.9×0.08=0.0720.25×4=112.5×8=1000.7×0.9=0.630.04×0.2=0.0080.8×0.05=0.04 3.1×0.3=0.930.16×0.5=0.081.7×0.03=0.0511.8×0.04=0.0720.12×6=0.7230.【解答】解:0.8×25=200×4.23=00.57+0.43=10.02×500=1012.5×8=10050×0.04=280×0.3=241.1×9=9.931.【解答】解:0.7×10=7 3.02×100=302 3.6×2=7.2 4×1.5=62.5×4=10 12.5×0.8=10 4.5+2.6=7.1 7﹣1.6=5.46.4﹣2.3=4.1 10+6.01=16.01 8.3﹣1.3=77.3+2.7=1032.【解答】解:9.5×0.2=1.93.2×0.5=1.60.8×2.5=24.4×0.4=1.7635×0.4=14 4.8×50=2404.8×0.25=1.28.8×5=441.4×0.5=0.712.5×4=5033.【解答】解:0.8×7=5.60.9×0.3=0.271.32×8=10.5610.3×2=20.63.5×0.2=0.710×0.05=0.50.13×7=0.910.05×4=0.230×0.1=312.5×8=100 3.25×0=00.4×50=20 34.【解答】解:2.5×4=10 2.4×0.5=1.28×0.125=10.27×3=0.817﹣6.38=0.620.22×0.5=0.1135.【解答】解:0.7×0.9=0.630.14×0.3=0.0421.7×0.03=0.0511.8×0.04≈0.10.12×6=0.725.5×10=55 2.6×0.5=1.3 2.6×0.08≈0.236.【解答】解:0.45×0.2=0.094.38+3.5=7.880.9×7=6.3(3.85+5.45)×0=00.75×1=0.75 2.5×4=10 5.4×20=1087.5×0.4=337.【解答】解:2.3×2=4.610×0.2=21.45×10=14.54.3×10═432.4×5=124.5×0.9=4.052.5×8=203.9×3=11.75×0.01=0.055.98×1000=598038.【解答】解:2.5×3=7.53.06×2=6.12 0.25×4=14.2×10=425.3×100=5302.5×6=152.2×4=8.8 1.6×4=6.4 1.25×8=1039.【解答】解:1.5×8=122.4×5=12 1.25×8=103.58×2=7.16 0.5×0.9=0.451.2×6=7.2 0.2×0.9=0.18 0.72×5=3.6 0.37×4=1.48 0.25×0.4=0.140.【解答】解:0.7×0.9=0.630.12×50=660×0.5=30 1.8×0.04=0.0721.25×8=1024×0.05=1.20.15×0.4=0.060.9×1.5=1.353.4×0.7=2.380.78×0.2=0.15630×0.5=150.8×0.9=0.7241.【解答】解:(1)0.5×0.2=0.1(2)50×0.2=10(3)500×0.2=100(4)2.4×4=9.6(5)2.5×0.4=1(6)0.25×40=10(7)0.125×8=1(8)12.5×8=100(9)1.25×80=100(10)0.24×5=1.242.【解答】解:0.5×2=10.25×4=112.5×8=1000.125×8=17÷0.7=101﹣0.125×8=01.25×32=800.25×56=1443.【解答】解:0.4×0.3=0.122.5×0.6=1.58.8×0.1=0.881.3×0.2=0.265.28+1.6=6.8810﹣1.7﹣2.3=66.09×0=0100×0.7=7044.【解答】解:0.5×0.2=0.10.25×0.4=0.1 1.25×8=100×1000+3=30.5÷100=0.0050.12×40=4.8100×0.78=7812.78+0.22=130.6+0+0.7=1.30.72+1000=1000.7245.【解答】解:0.5×0.2=0.14×0.15=0.650×0.4=208×0.125=10.23×10=2.30.12×7=0.8446.【解答】解:0.7×0.9=0.63 2.6×0.5=1.30.14×0.3=0.0425.5×10=551.7×0.03=0.0511.8×0.04=0.0720.12×6=0.72 4.8×5=2447.【解答】解:0.2×0.4=0.088.2+1.8=10100﹣35.22=64.782.5×0.4=10.8×50=408×0.24=1.923.9×1.3=5.07 2.4×5=120.9﹣0.52=0.380×3.52=012.5×8=100 2.4×0.01=0.02448.【解答】解:0.8×0.6=0.48 5.5×3=16.50.5×0.6=0.30.125×0.8=0.19.6×0.1=0.96 0.07×0.9=0.06312.4×0.2=2.482.4×5=1214×0.01=0.141.5×2=349.【解答】解:0.37×100=370.25×4=10.3×0.2=0.0670×0.12=8.418×0.3=5.40.5×0.6=0.33.7×0.2=0.745×1.2=6第二部分竖式300道参考答案与试题解析一.计算题(共50小题)1.【解答】解:(1)75﹣8.49=66.51;(2)3.72×1.25=4.65;(3)5.04×26=131.04;(4)5.94+12.7=18.64;(5)0.95×6.7=6.365;(6)35.62﹣13.4=22.22.2.【解答】解:0.64×18=11.5225.8×102=2631.640.7×0.25=10.17513.45×2.6≈35 4.865×8≈3910.23×42≈429.73.【解答】解:2.18×3.6=4.848*4.23×0.86=3.6378验算:20.07×1.025=20.571750.6×0.9=0.540.57×0.86=0.4902*0.8×0.31=0.248验算:4.【解答】解:①8×0.12=0.96 ② 1.9×3.5=6.65③0.401×0.3=0.1203④0.45×0.96=0.432⑤0.17×0.71=0.12075.【解答】解:(1)4.57×1.8=8.226;(2)0.125×0.8=0.1;(3)3.75×0.24=0.9;(4)9.37×8.5=79.645;(5)2.07×3.6=7.452;(6)3.35×1.6=5.36.6.【解答】解:1.8×0.36=0.64835.37+28.63=6419.9﹣8.75=11.15 1.06×0.48=0.508818.9+28.65=47.5522.87﹣18.65=4.227.【解答】解:(1)7.6×0.82=6.232;(2)3.25×0.31=1.0075;(3)7.5×0.59=4.425.8.【解答】解:25.78+3.12=28.913.8×9=124.2*8﹣2.67=5.33验算:*5.73+6.7=12.43验算:9.【解答】解:4.8×17=81.6 1.88×25=47 2.4×0.37=0.8880.89×5.3=4.71710.【解答】解:3.8×0.15=0.57 4.6×50=2308.7×2.04=17.74813.2×9.8=129.360.86×0.72=0.61925﹣1.08=3.9211.【解答】解:2.375×105≈249.38 5.16×4.3≈22.190.45×0.206≈0.0912.【解答】解:4.8×0.25=1.29.3×1.3=12.099.8×0.5=4.9 2.1×2.15=4.51513.【解答】解:0.04×0.12=0.0048 4.25×8.8=37.43.84×0.25=0.95214.【解答】解:62.4+7.62=70.02 6.07﹣4.993=1.0778.7×1.4=12.18 1.28×3.5=4.4815.【解答】解:(1)8×0.125=1(2)4.23×5=21.15(3)36.5×4=146(4)25×0.126=3.15(5)18×1.8=32.4(6)33.42×20=668.416.【解答】解:2.3×0.8=1.84 6.9×3.1=21.399.87×1.8=17.76624.5×6.8=166.620.6×4.5=92.710.2×5.01=51.10217.【解答】解:2.02×2.4=4.84810.33﹣9.08=1.253.88+1.54=5.4218.【解答】解:3.5×7=24.58.1×16=129.6 3.27×21=68.67 5.63×36=202.68 4.32×7=30.2464×0.07=4.4819.【解答】解: 4.26×7.5=31.95 3.15× 1.4=4.4147.5×0.6=28.5 5.25×0.24=1.267.38×2.5=18.4514.24×0.35=4.984 1.21×8=9.68 2.4×0.2=0.480.57×0.43=0.245120.【解答】解:8.5×16=136; 4.15×24=99.6;0.32×7=2.24; 6.4×9=57.6; 2.5×36=90;0.04×270=10.8; 1.25×3=3.75; 3.75×6=22.5;21.【解答】解:0.56×0.04=0.0224验算:8.04×0.001=0.00804验算: 4.012×0.3=1.2036验算:0.42×0.08=0.0336验算:0.209×0.15=0.03135验算:4.8×0.0015=0.0072验算:87.5×2.4=210验算:10.28×0.7=7.196验算:31.4×3.8=119.32验算:22.【解答】解:0.82×2=1.64 3.95×42=165.9 2.073×15=31.0950.78×24=18.72 2.6×61=158.60.059×0.2=0.0118 4.268×1.7=7.255657×5.7=32.499.46×2.85=26.96117.8×6.4=113.92 1.5×4.9=7.35 2.5×0.88=2.223.【解答】解: 1.24×0.8=0.9920.85× 1.2=1.027.05×2.4=16.9212.3×2.4=29.5260.5×400=242089.3×7.6=678.6824.【解答】解:0.46×3.5=1.610.86×1.4≈1.200.036×2.5=0.098.4×1.03≈8.6525.【解答】解:25﹣12.54=12.46 1.59×2.4=3.8162137÷29≈73.726.【解答】解:1.5×0.2=0.3 1.25×0.8=1 4.5×0.4=1.82.5×7×0.4=70.3×0.3=0.090.35+0.75=1.10.48+1.62=2.110.1×78=787.827.【解答】解: 5.08×0.65=3.30254.68﹣12.8=41.8819.92+420.26=440.187.02×0.67=4.7034 28.【解答】解:4.8×2.5=12 5.07×0.29=1.47030.32×1.7≈0.54.08×6.7≈27.34 6.03×0.74≈4.4629.【解答】解:3.52×0.05≈0.18120.44×0.2≈24.098.25×1.4=11.558.76×3.5=30.66 4.25×0.4=1.7 2.7×1.6=4.3230.【解答】解:(1)0.43×27≈11.6(结果保留一位小数)(2)0.04×0.12=0.0048 (3)3.84×2.6≈10.0(保留一位小数)(4)5.76×3=17.28(5)8.3×0.15≈1.25(结果精确到百分位)(6)0.125×1.4≈0.18(保留两位小数)(7)4.8×0.25=1.231.【解答】解:0.38×0.25=0.095150×0.12=180.87×1.9=1.653 1.28×2.3=2.944 2.07×0.24=0.49680.17×1.05=0.178532.【解答】解:0.65× 4.7=3.055 2.06×9.4=19.3640.072×8.5=0.6129.9×0.99=9.801 2.04×0.8=1.63233.【解答】解:3.2×30=96 1.25×4=5 4.2×15=6311.5×108=12420.28×4.5=1.260.27×0.36=0.0972 2.6×3.8=9.88250×0.98=245 6.05×1.6=9.6810.8×2.07=22.35634.【解答】解:(1)0.54×2.7=1.458;(2)2.8×7.4=20.72;(3)15.4×0.7=10.78;(4)27.5×3.4=93.5.35.【解答】解:27.6×0.45=12.428.08﹣2.68=5.4 5.546+29.38=34.9260.023×1.8=0.248417.04×0.26=4.43048.35×3.5=29.225 5.08×0.25=1.27 1.18×3.4=4.01236.【解答】解:2.6×0.6=1.56 6.7×0.07=0.46915.6×1.3=20.280.81×2.7=2.18737.【解答】解:①3.65×2.6≈9.5②0.462÷ 2.8≈0.2③0.627+3.375≈ 4.0④4.35﹣0.435≈3.938.【解答】解:31.5×24.5=771.750.8×0.56=0.448 4.23×0.028=0.118440.63×1.05=0.661536×0.56=0.2016 2.5×2.05=5.12539.【解答】解:(1)2.3×0.29=0.667 2.7×1.02=2.754(2)0.45×0.96≈0.43 6.53×0.75≈4.90(3)10.6×0.26≈2.822.45×0.4≈9.040.【解答】解:0.34×2.5=0.85;1.5× 1.7=2.55;0.28×0.39=0.1092; 4.2×2.4=10.08.41.【解答】解:4.2×0.08=0.336 1.5×6.2=9.3 2.7×8.17=22.059 2.9×0.56≈ 1.62 6.23× 4.2≈26.242.【解答】解:①3.4×0.25=0.85②6.5× 2.4=15.6③0.035×0.6=0.021④ 1.25×0.024=0.0343.【解答】解:84×0.25=210.55×64=35.20.47×5.8=2.726 6.06×0.32=1.93920.075×0.07=0.00525 3.7×9.77=36.14944.【解答】解:5.08×0.65=3.30254.68﹣12.8=41.8880.4×0.35=28.1419.92+420.26=440.1845.【解答】解:3.2×1.8=5.76 1.05×62=65.12.7×0.11=0.2970.12×0.18=0.02160.15×0.12=0.018 2.7×1200=324046.【解答】解:(1)7.6×0.82=6.232(2)3.5×8.8=30.8(3)3.25×0.31=1.0075(4)0.93×2.02≈1.88(5)5.9×3.14≈18.547.【解答】解:(1)1.2×1.36≈1.63 (2)2.7×0.34≈0.92 (3)0.74×5.8≈4.29(4)2.6×3.5=9.1验算:(5)0.25×0.12=0.03验算:48.【解答】解:18.8×38.2=718.16;48×0.952=45.696;35.7×5.06≈180.6;(得数保留一位小数) 6.928×3.2≈22.17;(得数保留两位小数)49.【解答】解:(1)0.86×7=6.02(2)3.3×16=52.8(3)0.48×2.4=1.152(4)1.7×0.45≈0.77(保留两位小数)50.【解答】解:0.38×0.25=0.095验算:1.07×2.1≈ 2.257.4× 2.84≈21.0 1.08×9.5=10.260.019×5.7=0.10830.75×1.02=0.765。

五年级数学上册计算题10套

五年级数学上册计算题10套

五年级数学上册计算题10套0.4×5=24.2÷0.2=214.2-1.6=2.621.7÷0.07=3101.6×7=11.225.25÷5=5.051.25×8=1060×0.9=540.8×0.1=0.087.05=00.4×2.5=11.7+3.3×0.2=2.32、用竖式计算:56.5×0.24=13.5693.6÷0.052=18003、递等式计算,能简便的用简便方法计算。

2.35×4.64+5.36×2.35=31.112.5×1.36×0.8=13.42.6×10+14.4×0.25=7.625.2÷12+2.9=4.143.5÷15-1.45=1.3四、解方程(共18分)。

91÷X=1.3,X=701.2 x÷2 = 60(x-4),X=50 X×0.5=104,X=208X+1.2×5=24.4,X=188X-5X=27,X=96x-10.8=13.2,X=41、直接写出得数。

1.25×8=103.6÷10=0.366.3+0.37=6.672.6÷0.02=1300.11×5=0.554.8÷4=1.20.25×4=11.12×0.3=0.3360.8×0.5=0.40÷7.05=01.5×30=453.5+6.5×20=1332、用竖式计算:1.24×0.15=0.1860.39÷7.8=0.053、递等式计算,能简便的用简便方法计算。

3.26×10.1-0.1×3.26=32.8240.125×9.8×8=9.8102×4.8=489.62.4×2.5(27.8-15.6)×0.8=249.12÷57+4.84=512.6×99=1253.490÷25÷4=0.94、解方程1)x+4.6/2=19.8,X=15.22)6x=10.8,X=1.82.05+0.75=2.8,8.4÷0.4=21,2.3÷0.1=23,4.2×15×0=0,4.5÷0.5=9,7.2÷0.8=9,3-0.98=2.02,8.95÷0.895=10,3.8×0.01=0.038,6×0.25=1.5,0.01×10=0.1,0.1+0.1×99=10,4.2÷3=1.4,2.5×1.2=3,100-60.8=39.2,10.4+7=17.4,4.5×80=360,19.6-1.8=17.8,728÷7=104,13.5÷5=2.7.二、用竖式计算。

五年级数学上册计算题专项练习

五年级数学上册计算题专项练习

五年级数学上册计算题专项练习一.直接写出得数.2.5×4 = 20×0.5= 7.2÷1.2 =3.86÷100= 3.9×0.01= 98,4×100=9.1÷1.3= 8.2÷10= 1-0.45= 36+2.45= 0.48×0= 0.42÷7= 73×4×25=0.69÷1= 1.21÷0.6= 0,5÷0.2= 8.4÷2.1= 76÷1000= 8.7-5=1.28×8= 40×25= 0.51×100= 0.58×99= 0.6×0.9= 0.1×0.5=0.5×2÷0.5×2= 12.4-(2.4+3.25)= 12.5÷0.5÷0.4= 1.5÷1.5+1.5= 1084÷18×4= 2.6+3.1-2.6+3.1= 5.7a+a= 10÷2.5= 2.5×1.95×0.4= x-0.3x= 4a×7= 7.2÷0.9= 0.27÷0.03= 0×0.995×1000= 1.25×8×0.625= 7.5×4= 0.9×0.3= 6.8÷68= 0÷4.61÷4.61= m×m= m+m= m×1=0.5×8= 3.6×0.4= 39.68×0= 47.6×1= 6.45×0.01=4÷0.5= 12÷0.06= 12÷1.2= 3÷30= 50×0.04= 80×0.3=0.15×7= 3.2×6+3.2×4= 2.5×4×0.36= 3.6×0.4 12.5×8=1.1×9 0.2+0.8×0.5= 6.03×1000= 10×0.6= 3×0.9=0.1×0.1= 0.24×0.5= 5.4+3.6= 1.25-0.25= 0.6×0.8=10.2×4.5= 2.5×6= 9×0.25= 0.125×4= 4.7×6+4×4.7= 1.25×8×0.5= 16×0.01= 1.78÷0.3= 0.27÷0.003= 2.5×2.3×4= 0.01÷0.1= 1.8×20= x-0.4x= 5d-2d= 38.5×0×0.38=3.6÷0.4= 0.6×0.8= 2.4×3= 0.12×0.7= 0.5×4÷0.5×4=4÷5= 2.5×0.4= 1.6÷0.5= 0.2÷0.05= 3.6-1.2÷2.4=二.列竖式计算并验算2.7÷0.32= 35÷56= 0.36×6.9= 15.36÷12= 11.2÷0.14=2.34×1.5= 11.7÷2.6= 25.2÷42=3.74÷34 2.73÷2.6=1.72×2.6=0.23×3.8=0.85×4.5= 4.14÷23= 2.7÷7.=629÷61(得数保留两位小数) 4.8÷2.3 (得数保留一位小数)6.49×0.58 (得数保留三位小数) 0.27÷1.1 (得数保留两位小数)4.7×1.36≈(得数保留一位小数0.96×1.7≈(得数保留两位小数)3.8÷4.5≈(得数精确到百分位)5.72×0.18≈(省略十分位后面的尾数)1.55÷3.8≈(省略百分位后面的尾数) 3.81÷7≈(得数精确到十分位)28÷18= 10÷3= 78.6÷11= 1.5÷9.9 12.6÷11(用循环小数表示.)1.(得数保留一位小数)(1)0.38×0.23 (2)5.79×3.6 (3)4.6×0.25 (4)6÷24 (5)52.95÷75 (6) 3.01÷7 (7)4.95÷11 (8)84.01÷31(用乘法验算)(9)0.646÷19 (10)4.7×0.592.(除不尽的保留两位小数)(11)3÷1.2 (12) 2.7÷0.36 (13)88.4÷1.7 (14)7.525÷0.38(15)4÷15 (16)91.2÷0.57 (17)84.84÷1.2 (18) 5.63÷6.1(19)56÷77 (20)1.47÷4.2 (21)19.19÷0.95 (22)56.29÷6.1(23)23÷33 (24)7.41÷0.57 (25)21÷240 (26)9.68÷16(27) 3.85÷0.76 (28)53.3÷4.7 (29)56.29÷6.1 (30)28.74÷313.得数用循环小数表示.(31)0.2÷0.06 (32)13÷11 (33)30.1÷33 (34)17÷15(35)7.8÷2.2 (36)5.52÷9 (37)67.8÷11 (38)8÷7三.脱式计算.40.2×2.7÷16.2 (24.8÷32)÷7 7.32-4.37×0.8 4.05÷0.05÷0.81 7.62÷0.16-0.16 8.75÷(12.5×7) 72÷[1.44×(0.1-0.05)]0.432÷(6.21-6.09) 4.8÷0.4-2.1÷21 [(8.1-5.6)×0.9-1] ÷0.59.28÷(2.1-1.7)÷2.5 6.4÷[(4.3+2.1)÷0.8] 3.4÷[(1.2+0.5)×5]0.8×13-3.12+5.28 118-(11.4-12.5×0.8) 42÷(5.25÷0.25) 0.412.6÷0.28×0.2四.简便计算.1.25×5.7×8 10÷0.2÷2.5 5.6×12.5 9.42+2.8×0.25 4.5×99 6.5×1.983.2÷5÷0.2 1.56×1.7+0.44×1.7 11.72-7.85-1.72 1.8×25+12×55.5×8.2+0.18×55 0.25×0.089×4 8.8×1.25 2.61×4.5+2.61×6.5-2.614.3÷2.5÷0.4 2.35×4.64+0.536×23.5 12.5×1.36×0.8 0.4310132×1.01-0.1×3.26 43.5÷15-3.5÷15 2.6×10.1 4.04-4.04÷2.023.54×0.4÷ 3.54×0.4 5.74×9.9+5.744.83×101-4.835.91-5.91÷32.5×3.6×0.9 12.5×0.3×8.8 1.25×(100-8) 3.5×1.02+35×0.098 3.4×1.018.4-8.4×1.5÷1.8 12.5×4.5+4.5×12.5+12.5 1.2×98 2.4×1.25×0.3 0.27×99+0.2750×(6.7×0.02) (0.25+2.5+25)×0.4 13.5÷2.5÷0.125÷0.4÷8 2.5×3.2×0.125 6.8×0.75÷0.5 13.75÷0.125–2.75 1.53+23.4÷7.222.9-13.68+12.68 4.7×11-4.7 (65) 28.8×6.3-6.3×18.8(66)4.8+5.2÷4 (67)5.37—(2.37+1.8)(68)10.01-2.78+1.59(69)2.85÷1.25÷0.8 (70)10.5×0.25×12 (71) 3.7×91.6+7.3×91.6-91.6(72)3.2×0.82+3.2×1.18 (73)4.05÷0.5-1.14 (74) 1.58×99+1.58(75)12.5×0.4×2.5×8 (76)7.75×[20÷(3.24-3.04)] (77)43.2-1.8×3-4.6 (78)4.2×7.8+2.2×4.2 (79)0.87×3.16+4.64 (80)12.5×4.8(81)4.7×4.7+4.7×6.3-4.7 (82)12.5×3.2×0.25 (83)23.4÷7.2+6.5×0.8 (84)20.64-9.83-0.17 (85)6.8÷(1.2+0.5)×0.04 (86) 7.26-5.4+1.74-1.6 (87)2.06+2.06×99 (88)9.5×101 (89)100-2.7÷0.36-2.5×5 (90) (1.62+1.62+1.62+1.62)÷1.8×2.5 (91)2.8×0.5+0.5×28.2-0.5(92)3.2×2.5×1.25 (93) 7.2÷[(7.22-6.4)÷0.9] (94)4.65×32+2.5×46.5+0.465×430 (95)7.25×67.875+725×0.7875+7250×0.053375 (96)0.46×1.9+0.54×1.9(97) 3.45×102 (98) 12.5× 88 (99) 13.65÷0.25÷6 (100) 28.98÷6.3 -3.15五.列式计算.1.53与1.28的和乘9.4积是多少?2.2减0.8的差乘4.23加上0.8的和,等于多少?3.从50.9里减去6.2的5倍,所得的差除以2,商是多少?4. 一个数的8倍,减去最小的和数,差是36.8,求这个数.5. 甲.乙两数,乙数比甲数的3倍多0.1,乙数是5.8,甲数是多少?6. 9.6减去4.6的差除15.6加9.4的和,商是多少?7. 5.8与3.55的差除以0.45,的多少?8. 2.25与0.4的积除以18.09与20.1的商,结果是多少?9.23.5减 3.6与0.4的和乘2.5的积,差是多少?10.10与8.7 的和,除以4.5与1.1的差,商是多少?11.1.2与3.3的和的1.8倍是多少?12.7.2除以2.5乘0.4的积,得多少?13.9个4.8相加的和比14.8多多少?14.2.3与0.57的差,乘0.6,积是多少?六.解方程.91÷x=1.3 1.2 x ÷ 2 = 60 (x-4)×25=10 x - 0.63÷0.7=1 (x+9)÷5=2.4 25.1 - x=2.9 4x+1.2×5=24.4 4.3x -3x=26 6x-10.8=13.2 x÷6.2×1.5=2.5 8x=24 x÷0.5=1.2 x-3.8=9.53 4.06+x=7.11 (7-1.4)x=2.8 5x-3×11=42 (x÷1.5=1.5 2.4x=26.4 3x-24=9 13x+2×7=40 7.2x-3.6x=9×0.4 1.8×2-0.3x=2.4 96÷6+4x=56 3x-1.2x=9 3.6x+2×1.4=8.2 18×0.6-10x=4.26 0.4(x-3)=0.721.5×(10-x)=32.8÷(3+x)=3.5×0.2 0.8(x+4.8)=5.2 (x-6)÷0.5=3 4x-45+18=21 1.6x-9=3.8 4(0.9+x)=4.8 (x-1.9)÷5=1.1 3x+2×7=500.4×20-0.4x=6 24x-8x=28.8 4.5x+1.6x=42.7 12 (x+3.7)=144 0.5×(x-1.8)=2.49x-5.2×6=4.8 (2.5+x)÷0.8=5 22.5×2+5x=135 4×(0.3+x)=4.8 0.4×20-0.4x=6 (4x-0.32)+1.6=2.08 3.5x-x=17.5 4x-10=x+110 1.6x+2x×0.7=18 28-x+3.6=20 8.9-5x=2.7 3.54×5-1.7x=13.45 4x-0.32+1.6=2.08 3.5x-0.8x=11.349x-14×5.5=58 6.2x-x=41.6 2.8÷(3+x)=3.5×0.2七.列方程解答.1.一个数除5.6得28,这个数是多少?2.五(1)班有学生x人,平均分成6组,每组8人.3.一个数比它的5倍少2.4,这个数是多少?4.一个数的9倍比它的4倍多10,这个数是多少?5.一个数的一半是6.5,这个数是多少?6.一个数的3倍加上1.5,和是16.5,求这个数.。

人教五年级数学上册计算题专项练习

五年级数学上册计算题专项练习一、直接写出得数。

2.5×4 = 20×0.5= 7.2÷1.2 =3.86÷100= 3.9×0.01= 98,4×100=9.1÷1.3= 8.2÷10= 1-0.45= 36+2.45= 0.48×0= 0.42÷7= 73×4×25=0.69÷1= 1.21÷0.6= 0,5÷0.2= 8.4÷2.1= 76÷1000= 8.7-5=1.28×8= 40×25= 0.51×100= 0.58×99= 0.6×0.9= 0.1×0.5=0.5×2÷0.5×2= 12.4-(2.4+3.25)= 12.5÷0.5÷0.4= 1.5÷1.5+1.5=1084÷18×4= 2.6+3.1-2.6+3.1= 5.7a+a= 10÷2.5= 2.5×1.95×0.4=x-0.3x= 4a×7= 7.2÷0.9= 0.27÷0.03= 0×0.995×1000= 1.25×8×0.625=7.5×4= 0.9×0.3=6.8÷68= 0÷4.61÷4.61= m×m= m+m= m×1=0.5×8= 3.6×0.4= 39.68×0= 47.6×1= 6.45×0.01=4÷0.5= 12÷0.06= 12÷1.2= 3÷30= 50×0.04= 80×0.3=0.15×7= 3.2×6+3.2×4= 2.5×4×0.36=3.6×0.4 12.5×8= 1.1×90.2+0.8×0.5= 6.03×1000= 10×0.6= 3×0.9=0.1×0.1= 0.24×0.5= 5.4+3.6= 1.25-0.25=0.6×0.8=10.2×4.5= 2.5×6= 9×0.25= 0.125×4= 4.7×6+4×4.7=1.25×8×0.5= 16×0.01= 1.78÷0.3= 0.27÷0.003=2.5×2.3×4=0.01÷0.1= 1.8×20= x-0.4x= 5d-2d=38.5×0×0.38=3.6÷0.4= 0.6×0.8= 2.4×3= 0.12×0.7=0.5×4÷0.5×4=4÷5= 2.5×0.4= 1.6÷0.5= 0.2÷0.05= 3.6-1.2÷2.4=二、列竖式计算并验算2.7÷0.32= 35÷56= 0.36×6.9= 15.36÷12= 11.2÷0.14=2.34×1.5= 11.7÷2.6= 25.2÷42=3.74÷34=2.73÷2.6=629÷61(得数保留两位小数) 4.8÷2.3 (得数保留一位小数)6.49×0.58 (得数保留三位小数) 0.27÷1.1 (得数保留两位小数)4.7×1.36≈(得数保留一位小数)0.96×1.7≈(得数保留两位小数)3.8÷4.5≈(得数精确到百分位)5.72×0.18≈(省略十分位后面的尾数)1.55÷3.8≈(省略百分位后面的尾数)3.81÷7≈(得数精确到十分位)28÷18= 10÷3= 78.6÷11= 1.5÷9.9 = 12.6÷11= (用循环小数表示。

五年级数学上册计算题10套

五年级数学上册计算题10套0.32×5= 1.8÷0.3= 3.2-0.1=0.27÷0.03=1.8×20= 0.01÷0.1= 6.5×10= 80×0.3= 18×0.01=2.5-2.5÷5= 0÷4.61=0.03×2.3=2、用竖式计算:(6分)0.37×2.4= 1.55÷3.8≈(保留一位小数)3、递等式计算,能简便的用简便方法计算.(18分)5.5×8.2+1.8×5.5 0.25×0.89×4 4.8×0.98 8.8×1.258.8×1.25 7.65÷0.85+1.11、直接写出得数.(6分)0.32×5= 1.8÷0.3= 3.2-0.1=0.27÷0.03=1.8×20= 0.01÷0.1= 6.5×10= 80×0.3=18×0.01= 2.5-2.5÷5= 0÷4.61=0.03×2.3=2、用竖式计算:(6分)0.37×2.4= 1.55÷3.8≈(保留一位小数)3、递等式计算,能简便的用简便方法计算.(18分)5.5×8.2+1.8×5.5 0.25×0.89×44.8×0.98 8.8×1.251 / 128.8×1.25 7.65÷0.85+1.1 五年级上计算训练(二)得分:1、直接写出得数.(6分)0.4×5= 4.2÷0.2= 4.2-1.6=21.7÷0.07=1.6×7= 25.25÷5= 1.25×8=60×0.9=0.8×0.1= 0÷7.05= 0.4×2.5=1.7+3.3×0.2=2、用竖式计算:(6分)56.5×0.24= 93.6÷0.052=2 / 123、递等式计算,能简便的用简便方法计算.(18分)2.35×4.64+5.36×2.35 12.5×1.36×0.8 2.6×10.14.4×0.25 25.2÷12+2.943.5÷15-1.45五年级上计算训练(三)得分:1、直接写出得数.(6分)1.25×8= 3.6÷10= 6.3+0.37=2.6÷0.02=0.11×5= 4.8÷4= 0.25×4=1.12×0.3=0.8×0.5= 0÷7.05= 1.5×30=3.5+6.5×20=2、用竖式计算:(6分)新课标第一网0.59×0.027= 6.72÷6.4=3 / 124 / 123、递等式计算,能简便的用简便方法计算.(18分) 1.87×3.05+8.13×3.05 1.25×0.45×0.8 9.8×3.70.44×2.5 2.25×0.4+0.6 31.04÷3.2-4.74、解方程(6分)(1)8.79.1=x - (2)8.15.6=÷x五年级上计算训练(四)得分:1、直接写出得数.(6分)1.25×8= 3.6÷10= 6.3+0.37=2.6÷0.02=0.11×5= 4.8÷4= 0.25×4= 1.12×0.3=0.8×0.5= 0÷7.05= 1.5×30= 3.5+6.5×20=2、用竖式计算:(6分)1.24×0.15= 0.39÷7.8=3、递等式计算,能简便的用简便方法计算.(18分)3.26×10.1-0.1×3.26 0.125×9.8×8 102×4.82.4×2.5 (27.8-15.6)×0.89.12÷57+4.844、解方程(6分)(1)8.196.4=+x(2)8.106=x五年级上计算训练(五)得分:1、直接写出得数.(6分)1.25×8=2.8÷100= 6.3+0.37=2.6÷0.02=0.13×5= 9.6÷6= 0.25×4=2.34×0.2=0.6×1.5= 0÷7.05= 2.3×20=4.3+5.7÷1.9=2、用竖式计算:(6分)1.03×5.9= 3.8÷4.5≈5 / 12(得数保留两位小数)3、递等式计算,能简便的用简便方法计算.(18分)1.39×6.1+3.9×1.39 0.25×1.6×0.4 10.1×1.92.4×1.25 0.48×20.2-4.242.72÷0.48+0.524、解方程(6分)(1)36.2316.5=+x(2)5.924.0=÷x五年级上计算训练(六)得分:1、直接写出得数.(6分)1.25×8= 1÷0.125= 6.13×0=3.9÷0.65=2.4×5= 10÷2.5= 0.37×0.4=2.34×0.2=2.5×4= 0÷21.35= 1.6×0.5=4.3+5.7÷1.9=6 / 122、用竖式计算:(6分)0.86×1.2= 5.63÷6.1≈(得数保留两位小数)3、递等式计算,能简便的用简便方法计算.(18分)1.2×2.5+0.8×2.5 2.33×0.25×4 102×0.458.8×1.25 7.06×2.4-5.7 0.21÷1.4+2.64、解方程(6分)(1)6.92.36.1=+x(2)29934=⨯x-五年级上计算训练(六)3.02× 1.9 13.8× 2.59.45÷2.74÷48 0.78×0.1246.9×0.077 / 12(9-0.45)÷(2.5+1.5×3) [1-0.98×(3.51-3.51)]÷2101.7÷0.09 67.5÷15320×5.65五年级上计算训练(七)简便计算0.25×16.2×4 3.72×3.5+6.28×3.582.3-40.5÷0.81×1.2 4.53+19.8÷(26.8-1.2×4)68.9×12.5+37.5×68.9+68.9×50(1.25-0.125)×88 / 129 / 123.83×4.56+38.3×0.544 8.54÷2.5÷0.417.8÷(1.78×4) 48.9×1.112.5×5.6 7.09×10.8-0.8×7.0945.22+45.22×9915.6×13.1-15.6-15.6×2.1五年级上计算训练(八)(2.5-0.25)×0.4 3.14×0.68+31.4×0.03215.2÷0.25÷4 2.5×3.910 / 124.65×50.4÷4.65 15÷(0.15×0.4)1.25×24 4.36×12.5×812.5×8.88 27.5×3.7-7.5×3.72.3×16+2.3×23+2.33.65×10.1 五年级上计算训练(九)x+8.3=10.7 x-5.7=2.156x-12.8×3=0.06 3(x+2.1)=10.50.07x=2.1 3x+6=1824÷2+34x=56 13(x+5)=1697x-24÷2=2 4.6÷x=232(2.8+x)=10.4 4.6-x=2.4五年级上计算训练(十)5x+15=1.2×50 3x-8=2×0.83.2÷x=0.4×2 14.8-x=3.6÷2x÷14=0.50.1(x+6)=3.3×0.4x+2x+18=78x+19.8÷9=25.845.8-7x=11.4-11.1x-3.6÷2=4.8-1.211 / 122.1x=2.31 6.08-0.2x=4五年级上计算训练(十一)同分母分数加减12 / 12。

五年级上册数学50道计算题及答案

五年级上册数学50道计算题及答案五年级上册数学计算题及答案:一、口算题(每题5分,共10题)1. 67 + 34 =2. 1250 - 376 =3. 84 × 7 =4. 306 ÷ 6 =5. 5/8 + 2/8 =6. 4/9 - 1/9 =7. 7/10 × 5/6 =8. 1/5 ÷ 2/3 =9. (12 + 4) × 6 =10. (30 - 25) × 3 =二、填空题(每题5分,共10题)1. 49 × __ = 3432. 8000 ÷ __ = 10003. 2/5 + 1/10 = __4. 18 + 34 + 47 = __5. __ × 4 ÷ 3 = 56. 80 ÷ __ = 107. 78 ÷ 6 = __ ÷ 28. (3 × 4) + (2 × 5) = __9. 95 ÷ 5 + 8 = __10. 7/9 - 3/9 = __三、应用题(每题10分,共4题)1. 小明有40本书,他捐给学校的图书馆1/5本。

请问他捐了多少本书?2. 一根铁丝长120厘米,要截成9段,每段长度相等,每段长度是多少?3. 爸爸给小明买了一箱橙子,一箱有24个。

小明每天吃3个,吃完需要多少天?4. 小芳妈妈做了一个蛋糕,家里有5口人,每人平均可以分到蛋糕的1/6。

请问每个人可以分到多少蛋糕?四、解答题(每题15分,共4题)1. 有四个相邻的数,两两相差分别是2、4、6,最小的数是多少?2. 一个长方形的长是14厘米,宽是9厘米,求它的周长和面积各是多少?3. 一轮车旋转一周前进的距离是80米,它的轮子直径是1.5米,求旋转一次车轮前进的距离。

4. 一个三位数,个位数是4,百位数是6,它能被5整除,百位和十位的差是2,这个三位数是多少?试卷答案:一、口算题答案:1. 67 + 34 = 1012. 1250 - 376 = 8743. 84 × 7 = 5884. 306 ÷ 6 = 515. 5/8 + 2/8 = 7/86. 4/9 - 1/9 = 3/9 = 1/37. 7/10 × 5/6 = 35/60 = 7/128. 1/5 ÷ 2/3 = 3/109. (12 + 4) × 6 = 9610. (30 - 25) × 3 = 15二、填空题答案:1. 49 × 7 = 3432. 8000 ÷ 8 = 10003. 2/5 + 1/10 = 5/10 + 1/10 = 6/10 = 3/54. 18 + 34 + 47 = 995. 10 × 4 ÷ 3 = 13.33(取两位小数)6. 80 ÷ 8 = 107. 78 ÷ 6 = 13 ÷ 28. (3 × 4) + (2 × 5) = 12 + 10 = 229. 95 ÷ 5 + 8 = 19 + 8 = 2710. 7/9 - 3/9 = 4/9三、应用题答案:1. 小明捐了40 × 1/5 = 8本书。

五年级数学上册计算题(经典)

1直接写出得数0.32 X 5= 1.8 -0.3= 3.2-0.1 = 0.27 -0.03=1.8 X 20= 0.01 -0.1 = 6.5 X 10= 80 X 0.3=18X 0.01= 2.5-2.5 -5= 0 宁 4.61= 0.03 X 2.3=1.25 X 0.8= 0.42 -0.7= 1.5 -5= 5.1 -0.3=2.3 X 0.4= 5.6+5.4= 0.25 X 4= 6.36 —2.6= 2、用竖式计算:0.37 X 2.4 = 1.55 -3.8 〜(保留一位小数)3、递等式计算,能简便的用简便方法计算。

5.5 X 8.2 + 1.8 X 5.5 0.25 X 0.89 X 4 4.8 X 0.988.8 X 1.25 7.65 - 0.85+1.1 23.4 - 5.2 X 3.24、解方程1.8x=72 x 宁5.4=1.2 x—32.5=94 x+4.2=14.81直接写出得数0.4 X 5= 4.2 -0.2= 4.2-1.6= 21.7 -0.07=1.6 X 7= 25.25 -5= 1.25 X 8= 60 X 0.9=0.8 X 0.1 = 0 --7.05= 0.4 X 2.5= 1.7 + 3.3 X 0.2= 2、用竖式计算:56.5 X 0.24 =93.6 -0.052 =3、递等式计算,能简便的用简便方法计算。

2.35 X 4.64 + 5.36 X 2.35 12.5 X 1.36 X 0.8 2.6 X 10.14.4 X 0.25 25.2 - 12+2.9 43.5 -15-1.45四、解方程(共18分)(x —4)X 0.5=10 91-X=1.3 1.2 x4X+1.2X 5=24.4 8X —5X=27 6x —10.8=13.21直接写出得数1.25 X 8= 3.6 -10= 6.3 + 0.37=2.6 -0.02=0.11 X 5= 4.8 宁4= 0.25 X 4= 1.12 X 0.3= 0.8 X 0.5= 0 -7.05= 1.5 X 30= 3.5 + 6.5 X 20= 2、用竖式计算:0.59 X 0.027 = 6.72 - 6.4 =3、递等式计算,能简便的用简便方法计算。

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