五年级上册数学小数脱式计算练习题
五年级数学上册人教版第三单元小数除法(脱式简便计算-精选特训)(含答案)

第三单元小数除法(脱式/简便计算)学校:__________姓名:___________班级:___________考号:___________一、脱式计算1.计算。
(5.6×2.7×0.48×7.4)÷(0.12×37×0.28×9)2.计算下面各题,能简算的要简算。
29.3÷1.25÷8 18.72×9÷1.8 7.6×1013.计算下面各题,你认为怎样简便就怎样算。
4.脱式计算。
1.2÷(3.9+8.1) 10.5÷25×4 8.6×8.3+8.6×1.75.脱式计算13.25-5.7-2.7 46×3-306÷5.16.怎样简便就怎样算。
①3.2×0.7+5.1÷1.7 ②99×0.62+0.62③2.4×2.5×44 ④(2.1+6.9÷0.15)÷0.257.脱式计算(能简算的要简算)。
①2.34×101-2.34 ②3.12×0.25×40③54×0.5+12.3÷0.3 ④72.5÷2.5÷450.75 1.5 6.4-÷⨯ 1.250.780.9⨯⨯⨯15.47.37.3 5.4⨯-⨯0.7898⨯8.脱式计算,能简便计算的可以简算。
15.6+4.4×2.5(4.58-2.6)÷0.920.21×101-20.219.计算下面各题,怎样简便就怎样算。
20.28÷1.69÷6049.2-0.5×0.5-8.750.86×15.7-0.86×14.7 3.5÷0.6-0.5÷0.610.计算下面各题,能简算的要简算。
五年级小数除法脱式计算练习题

五年级小数除法脱式计算练习题7.28 X 99+7.284.3 X 50X 0.64 - 2.64 X 0. X 0.283.94+34.3 X 0.28.9 X 1.1 X 4.732 + 4.9 —0.94.8 X 100.112.5 X 0.4 X 2.5 X82.7 X 5.4 X3.6.58 X4.5 X 0.9 X 810.8 —0.8 X 7.0 0.87 X 3.16+4.641.2 X+ 4.8.6 X 9.85 -5.466.5 X 99 + 56.54.8+ 0.3 * 1.0.6 *X 1.258.05 X 3.4+7.6.8 X 0.5+1.584.8—4.8 X 0..5 X 10117. -. X ..09 X 8. X40. + 0.81 X 0.184. X .13. X 0. X 826.81+6.81 X 990.25 X 185X 40.4 X 0.8 —3.4 X 0. X . . 2. X 1.25 + 4.2 X 1.752.37 X 6.3+2.37 X3.70.25 X 39+0.25X 1.256.8 X 0.75 * 0.513.5 X 0.9812.5 X 8..8 X 10.1 X 0.33+54 X 0.30.25 X 185X 407.2.5 X2.5 X 1.25 X 0.3 0.125 X 7299.75 * 0.125 - 2.7 12.5 X 8..8 X 10.1 X 0.33+54 X 0.30.25 X 185X 407.2.5 X.69 X 1013.8 X 10.1.5 X 9.81+6.81 X 1.53+23.4 -5.3 X6.3+2.3=.4 X7.3+5.3=9.2+9 X 3.9=4X 8.8+1.5=4.1 X 0.8 - 0.2=8.8+0.6 X 0.1=.9 X 1.4+0.6=.4X 2.4+3.6=12.48 -0.4 X 9.7= .8 X 1.3 -0.3= .9 X 5.2+9.3= .8+3.1 X9 .1=.8 X9.1 -0.5=.2 X 1.8 -0.1=.59- 0.3 X4.3=3.053 -0.1 X 5.3= .4 X 8.4+5.8=.908 -1.3 X 1.6= .248 -13.596- 0.9 X 5. 6= .3+3.8 X 2.3=.7 X 0.1 -0.1 = 1.7+0.3 X 7.6=.58 -.39- 1.1 X 4.9=0.3+2.8 X 3.5= .9 X 8.2+9.2=.32.9+0.6 X 7.5=.6 X 6.5+6.4=0.2 X5.6+2.5= 1.6 X5 -0.5=0.5 X 4.6+7.1=.6 X 0.38= .1 X 0.7=1.8 X 9.6-1.7=.6 X 8.9+8=.1 X 0.4=9.8 X 4.3+9.6= X 1.1 -0 .2= X 4.5+3.2=1.3 X2.2 -0.2= 0.9+8.3 X 8.3=3X 7.6=.3 X 8.5= 0.4 X 1.9=0.8 X 0.5=.5 X 5.7+5.8=.3+6.1 X 4.8=1.7 X 4.7=8.7+3.4 X 9=7.7 X 9.9+7.7=.9 X 1.7+0.5=9.08 -0..9+.576- 1.5-11.25-8.99-小数除法测试题1列竖式计算小数除以整数时,1、按整数除法的方法去除,商的小数点要和被除数的小数点对齐。
人教版小学五年级上册数学第三单元《小数乘除法脱式计算》同步练习(含答案)

人教版小学五年级上册数学第三单元《小数乘除法脱式计算》同步练习(含答案)一.计算题(共20小题)1.脱式计算。
1.25×76.3×0.80.6×(8﹣7.5÷1.5) 4.46×3.5+3.5×4.54﹣3.5 2.用合理的方法计算。
12.5×3.4×0.817.2×2.4+76×1.7216.7÷0.25÷0.418.6﹣3.6÷7.53.脱式计算,能简算的要简算。
(2.1+6.9÷0.15)÷0.010.28×82+2.8×1.899×0.354.脱式计算,能简算的要简算。
①6.04×(4.32÷1.2)②(7.6﹣4.8)÷1.4③1.2×99+1.25.仔细算一算。
(17.5+2.1)÷0.7 3.2×[(1.3﹣0.26)÷0.2]6.脱式计算。
4.5×(8.4﹣7.54)÷0.18(4.9+3.6×0.7)÷5.33.12÷[(2.53+3.47)×0.8]7.6×[1.26÷(5.2﹣4.92)]7.计算下面各题(能简算的要简算)。
17.6×2.3﹣2.3×7.612.5×8.8 4.05÷[1.8×(3.36﹣2.86] 8.用递等式计算,能计算的要简算。
3.89÷2.5÷0.4 2.5×4.7+25×0.530.85+0.15÷312.5×3.2×2.50.5+4.5÷1.50.34×999.脱式计算,能简算的要简算。
人教版数学五年级上册第三单元 小数乘除法脱式计算 同步练习题(含答案)

人教版数学五年级上册第三单元小数乘除法脱式计算同步练习题(含答案)一.计算题(共20小题)1.脱式计算。
1.25×76.3×0.80.6×(8﹣7.5÷1.5) 4.46×3.5+3.5×4.54﹣3.5 2.用合理的方法计算。
12.5×3.4×0.817.2×2.4+76×1.7216.7÷0.25÷0.418.6﹣3.6÷7.53.脱式计算,能简算的要简算。
(2.1+6.9÷0.15)÷0.010.28×82+2.8×1.899×0.354.脱式计算,能简算的要简算。
①6.04×(4.32÷1.2)②(7.6﹣4.8)÷1.4③1.2×99+1.25.仔细算一算。
(17.5+2.1)÷0.7 3.2×[(1.3﹣0.26)÷0.2]6.脱式计算。
4.5×(8.4﹣7.54)÷0.18(4.9+3.6×0.7)÷5.33.12÷[(2.53+3.47)×0.8]7.6×[1.26÷(5.2﹣4.92)]7.计算下面各题(能简算的要简算)。
17.6×2.3﹣2.3×7.612.5×8.8 4.05÷[1.8×(3.36﹣2.86] 8.用递等式计算,能计算的要简算。
3.89÷2.5÷0.4 2.5×4.7+25×0.530.85+0.15÷312.5×3.2×2.50.5+4.5÷1.50.34×999.脱式计算,能简算的要简算。
0.375×101﹣0.37512.5×3.2×2.528.4÷[14.2÷(7.2+2.8)] 10.脱式计算,能简算的要简算。
小学五年级数学小数除法练习题脱式计算题

精品文档小学五年级数学小数除法练习题脱式计算题7.28×99+7.284.3×50×0.64,2.64×0.×0.283.94+34.3×0.28.9×1.1×4.732,4.9,0.94.8×100.112.5×0.4×2.5×82.7×5.4×3.6.58×4.5×0.9×810.8,0.8×7.00.87×3.16+4.641.2×?4.8.6×9.85-5.466.5×99,56.54.8+ 0.3? 1.0.6?×1.258.05×3.4+7.6.8×0.5+1.584.8,4.8×0..5×10117.-.×..09×8.×40.? 0.81 × 0.184.× .13.×0.×826.81+6.81×990.25×185×40.4×0.8,3.4×0. ×((2.×1.25,4.2×1.752.37×6.3+2.37×3.70.25×39+0.25×1.256.8×0.75?0.513.5×0.982.5×1.25×0.3 0.125×7299.75?0.125–2.712.5×8..8×10.1×0.33+54×0.30.25×185×407.2.5×1 / 11精品文档.69×1013.8×10.1 .5×9.81+6.81× 1.53+23.4?五年级数学上册《小数除法竖式计算题》练习姓名:___________ 分数:__________ 练习日期:_________ 25.2?6=.?1.5=5.6?0.04=1.8?12=1.8?1.2= .83?9=4.08?0.8=0.54?0.6=6.3?0.14=72?15=14.21?7=4?1.5=1.26?18=43.5?29= 18.9?0.27= 1.35?15=28.6?11=20.4?24=3.64?52= 156?0.12=328?1.6= 1.35?27=.65?0.85= 12.6?0.28=62.4?2.6=54.4?0.16=1.44?1.8= 11.7?2.6=19.4?12=.8?0.23= 19.76?5.2=10.8?45=21?1.4= .84?1.7=2.1?0.03= 1.89?54=0.51?2.2=.1?2.5= 1.998?0.54= 1.28?16=2.1?0.4= ?32=?38.6=4.68?75=14.7?0.07= ?15=?0.24= 3.4?585=0.544?0.025=203.5?11=?15= .64?52=25.2?6=34.?1.5=5.6?0.04= 1.8?12=4.08?0.8= 14.21?7= .83?9=0.54?0.6= ?24?1.5=1.26?43.5?29= ?15= 18.9?0.27=3.64?.65?0.85= ?11=812.6?0.12=2 / 11精品文档?2.6= 1.44?1.8=?12=59.8?0.23= ?45= ?5.2=21?1.4=.84?1.7=0.03=0.51?2.2= .1?2.5= ?16=?0.03=1.998?0.54= 0.18?38.6= 124.8? .1?0.4=2.56?32=4.68?75= 14.7?5.4?15=203.5?11= 113.5? ? 23.5?16=39.4?12=4.8?0.23= 14.76?5.1=25?1.4=8.89?1.7= 1.863.1?0.09=0.53?2.3= .8?2.5=1.28?6.4?0.02=0.998?0.55= 0.17?38.6= 124.8?2.5?0.3= 8.56?35=.78?74=14.7?0.06=5.5?16=脱式计算0.396?1.2= 0.756?0.36=15.6×13= .76×3, 0.18×15=0.025×14= .06×36=0.04×0.12, 3.84×2.6?7.15×20.75?3..68×0.2516.9?0.11.55?3..7×0.01613.76×0.8=5.2×0.6.4×1.36.4×0.54.48×0.4.25×535.4×4.0.042×0.540.76×0.323 / 11精品文档0.25×0.0462.52×3.1.08×250.12×0.5×0.16, .8×0.25, 0.125×1.4?2.5?0.7= 10.1?3.3=10.75?12.5=3.25×9.04=3、脱式计算2.5×7.1×16.12×99,16.1.2×0.9,0..28×99+7.28.3×50×0.264,2.64×0.526×15.7,15.7×2×0.283.94+34.3×0.1.2×?4..9×1.1×4..7×5.4×3.93.6×9.85-5.468.05×3.4+7.6.58×4.5×0..8×0.5+1.582,4.9,0..8,4.8×0.×.8×100.1.5×99,56..09×10.8,0.8×7.0.8+ 0.3? 1..× 17.-.×.412.5×0.4×2.5×80.87×3.16+4.6.5×1010.6?×1.240.? 0.81 × 0.18.×2.13×0×82576.81+6.81×990.25×185×40 .4×0.8,3.4×0.8×(54(2.×1.,1.×1.752.37×6.3+2.37×3..5×1.25×0.32.8×10.12.5× .69×101 .8×10.10.25×39+0.0.125×76×0.33+54×0.33×1.259 185×406.8×0.75?0.0.125–2.75.24 / 11精品文档9.5×9 0.98.8小数除法测试题1列竖式计算小数除以整数时,1、按整数除法的方法去除,商的小数点要和被除数的小数点对齐。
五年级上册数学小数脱式计算题

五年级上册数学小数脱式计算题20题1. 3.25 +2.75×4-解:先算乘法:2.75×4 = 11再算加法:3.25+11 = 14.252. 1.5×(2.3 - 1.9)+0.6-解:先算括号里的:2.3 - 1.9 = 0.4再算乘法:1.5×0.4 = 0.6最后算加法:0.6+0.6 = 1.23. 2.5×4.8 + 7.5×4.8-解:根据乘法分配律:(2.5 + 7.5)×4.8先算括号里:2.5+7.5 = 10再算乘法:10×4.8 = 484. 0.8×(12.5 - 1.25)-解:先算括号里:12.5 - 1.25 = 11.25再算乘法:0.8×11.25 = 95. 3.6÷0.4 - 1.2×5-解:先算除法和乘法:3.6÷0.4 = 9,1.2×5 = 6再算减法:9 - 6 = 36. 4.5 + 5.5÷1.1-解:先算除法:5.5÷1.1 = 5再算加法:4.5+5 = 9.57. 1.2×(3.5 + 2.5÷0.5)-解:先算括号里的除法:2.5÷0.5 = 5再算括号里的加法:3.5+5 = 8.5最后算乘法:1.2×8.5 = 10.28. 2.8×3.6 - 1.6×2.8-解:根据乘法分配律:2.8×(3.6 - 1.6)先算括号里:3.6 - 1.6 = 2再算乘法:2.8×2 = 5.69. 0.75×18÷0.15-解:按照从左到右的顺序计算:0.75×18 = 13.513.5÷0.15 = 9010. 5.6 - 1.8×(1.2 + 0.8)-解:先算括号里:1.2+0.8 = 2再算乘法:1.8×2 = 3.6最后算减法:5.6 - 3.6 = 211. 4.2÷(1.4 - 0.7)+0.8-解:先算括号里:1.4 - 0.7 = 0.7再算除法:4.2÷0.7 = 6最后算加法:6+0.8 = 6.812. 3.5×(2.6 + 0.4÷0.1)-解:先算括号里的除法:0.4÷0.1 = 4再算括号里的加法:2.6+4 = 6.6最后算乘法:3.5×6.6 = 23.113. 1.6×(0.75 + 1.25)÷0.4-解:先算括号里:0.75+1.25 = 2再算乘法:1.6×2 = 3.2最后算除法:3.2÷0.4 = 814. 2.5×0.4 + 0.75×0.8-解:先算乘法:2.5×0.4 = 1,0.75×0.8 = 0.6再算加法:1+0.6 = 1.615. 5.4÷(0.9×0.3)-解:先算括号里:0.9×0.3 = 0.27再算除法:5.4÷0.27 = 2016. 1.8×(3.2 - 2.9)+0.6-解:先算括号里:3.2 - 2.9 = 0.3再算乘法:1.8×0.3 = 0.54最后算加法:0.54+0.6 = 1.1417. 3.2÷1.6 + 2.5×0.4-解:先算除法和乘法:3.2÷1.6 = 2,2.5×0.4 = 1再算加法:2+1 = 318. 0.5×(4.8 - 3.6)÷0.2-解:先算括号里:4.8 - 3.6 = 1.2再算乘法:0.5×1.2 = 0.6最后算除法:0.6÷0.2 = 319. 4.5×(1.2÷0.3 - 2)-解:先算括号里的除法:1.2÷0.3 = 4再算括号里的减法:4 - 2 = 2最后算乘法:4.5×2 = 920. 2.3 + 3.7×(1.5 - 0.5)-解:先算括号里:1.5 - 0.5 = 1再算乘法:3.7×1 = 3.7最后算加法:2.3+3.7 = 6。
小数除法(脱式计算)--五年级上册数学计算大通关(北师大版)(答案解析)

专题01 小数除法(脱式计算)答案解析一.计算题(共25小题)1.用你喜欢的方法计算。
1.750.254÷× 1.2549 1.25×+ (67.244.5)0.4−÷【分析】1.75÷0.25×4,先计算除法,再计算乘法;1.25×49+1.25,根据乘法分配律,原式化为:1.25×(49+1),再进行计算;(67.2-44.5)÷0.4,先计算括号里的减法,再计算括号外的除法。
【解答】1.75÷0.25×4=7×4=281.25×49+1.25=1.25×(49+1)=1.25×50=62.5(67.2-44.5)÷4=22.7÷4=5.6752.计算下面各题,能简算的要简算。
(1)36÷0.4-1.2×5 (2)3.8÷1.25÷0.8(3)0.56×7.3-0.56×6.3 (4)(5.3-1.7)÷0.09【分析】(1)先同时计算除法和乘法,再算减法;(2)根据除法的性质简算;(3)运用乘法分配律简算;(4)先算减法,再算除法。
【解答】(1)36÷0.4-1.2×5=90-6=84(2)3.8÷1.25÷0.8=3.8÷(1.25×0.8)=3.8÷1=3.8(3)0.56×7.3-0.56×6.3=0.56×(7.3-6.3)=0.56×1=0.56(4)(5.3-1.7)÷0.09=3.6÷0.09=403.认真算一算,能简算的要简算。
37.6-7.6÷0.5 0.78÷0.25÷4 40×[(1.12+1.2)÷0.2]【分析】(1)先算除法,再算减法;(2)根据除法的性质简算;(3)先算加法,再算除法,最后算乘法。
人教版五年级上册数学 第三单元 小数乘除法脱式计算 同步练习

人教版五年级上册数学第三单元小数乘除法脱式计算同步练习一.计算题(共20小题)1.用合理的方法计算。
16.7÷0.25÷0.4 18.6﹣3.6÷7.512.5×3.4×0.8 17.2×2.4+76×1.722.脱式计算。
1.25×76.3×0.8 0.6×(8﹣7.5÷1.5) 4.46×3.5+3.5×4.54﹣3.53.脱式计算,能简算的要简算。
1.2×99+1.2 (7.6﹣4.8)÷1.4 6.04×(4.32÷1.2)4.仔细算一算。
(17.5+2.1)÷0.7 3.2×[(1.3﹣0.26)÷0.2]5.脱式计算,能简算的要简算。
99×0.35 0.28×82+2.8×1.8 (2.1+6.9÷0.15)÷0.016.计算下面各题(能简算的要简算)。
12.5×8.8 17.6×2.3﹣2.3×7.6 4.05÷[1.8×(3.36﹣2.86]7.脱式计算。
(4.9+3.6×0.7)÷5.3 3.12÷[(2.53+3.47)×0.8]4.5×(8.4﹣7.54)÷0.18 7.6×[1.26÷(5.2﹣4.92)]8.用递等式计算,能计算的要简算。
0.85+0.15÷3 3.89÷2.5÷0.4 0.5+4.5÷1.50.34×99 2.5×4.7+25×0.53 12.5×3.2×2.59.脱式计算,能简算的要简算。