北师大版四年级数学下册计算题练习
计算题检测(一) 姓名________
1、直接写出得数。
5-2.8= 1.7+3.6= 1.8-0.18= 0.47-0.3=
0.13+5.64= 9.6+8.44= 1.72-0.24= 25-2.55=
2、
列竖式计算
4.1+14.91 20-3.65 5.1-1.23 0.6+8.44
3、递等式计算
3.57+288+1.43 15.69-4.88-5.12 3.8+1.4-2.35 6.35-
(2.43+3.35)
计算题检测(二) 姓名________
1、直接写出得数。
0.2×0.4= 0×0.46= 1.8+0.18= 3.2×0.3=
4.13×100= 12.5×8= 2.5×0.4= 6.2×0.3=
2、
列竖式计算
4.5×0.48 14.6+0.45= 3.05×2.4 0.25×80
3、递等式计算
48.8-8.8×2.5 5×2.89×20 4.8×2.3+5.2×2.3
(8+0.8) ×1.25
计算题检测(三) 姓名________
1、直接写出得数。
6.3÷7= 0.32÷4= 0.48-0.4= 0÷0.46=
3.6÷0.3= 16.8÷8= 2.4×0.4= 0.96÷0.06=
2、
列竖式计算 ,并验算。
32.48 ÷8= 24÷1.5= 2.7 ÷0.36=
3、递等式计算
12.7+12.5÷5 10÷0.25×4 0.4×99+0.4 78÷0.25÷4
计算题检测(四) 姓名________
1、列竖式计算
0.13+5.64 9.6+8.44 1.72-0.24 25-2.55
3.84×75 1.24×1.5 10.4×0.25 2.9×70
2、递等式计算
3.57+288+1.43 48-1.8×0.25 3.8×0.25×4 7×4.8+
7×5.2
计算题检测(五) 姓名________
1、列竖式计算
4.1+14.91 0.6+8.44 4.75-2.8 14-2.66
1.2×0.48 400×1.5 0.305×9.8 0.125×80
2、递等式计算
15.69-4.88-5.12 28.8-8.8×2.5 5×2.89×2 6.4×2.3
+3.6×2.3
计算题检测(六) 姓名________
1、列竖式计算
129-1.29= 8.3+10.26= 0.48×1.25= 30.7×500=
100-58.32= 8.24 ÷8= 2.4 ÷5= 20.5 ÷25=
2、递等式计算
0.27×1.9+0.27×8.1 5.5×102 42.3-2.3×13 8.9×99+8.9
计算题检测(七) 姓名________
1、列竖式计算
0.18×12.5= 0.32×0.9= 32.48 ÷8= 57.38÷19=
18.48 ÷24= 15 ÷0.4= 2.7 ÷0.36= 24 ÷0.64=
2、递等式计算
8.7×10.1 ÷0.87 101×9.3 99×9.5 78÷0.25×4
北师大版数学四年级下册口算练习
北师大版数学四年级下册口算练习一、加减法口算1. 两位数加法1.23 + 15 =2.41 + 28 =3.57 + 32 =4.69 + 26 =5.82 + 15 =2. 两位数减法1.64 - 26 =2.51 - 27 =3.87 - 36 =4.97 - 53 =5.86 - 15 =3. 带进位的加法1.25 + 48 =2.34 + 67 =3.36 + 49 =4.48 + 69 =5.52 + 89 =4. 借位的减法1.76 - 32 =2.85 - 49 =3.94 - 58 =4.86 - 51 =5.93 - 62 =二、乘除法口算1. 乘法1.7 × 8 =2. 5 × 9 =3. 4 × 7 =4. 3 × 6 =5.8 × 9 =2. 除法1.40 ÷ 5 =2.45 ÷ 9 =3.56 ÷ 7 =4.81 ÷ 9 =5.48 ÷ 6 =三、综合口算题1.36 + 25 - 8 =2.58 + 74 - 49 =3.34 - 16 + 23 =4.67 - 34 + 22 =5.23 + 24 + 33 - 18 =四、口算技巧练习1. 计算顺序1.27 ÷ 3 × 4 =2. 4 × 3 ÷ 2 =3.8 + 6 × 5 ÷ 4 =4.9 - 6 ÷ 2 × 3 =5. 3 + 4 × 2 - 5 ÷ 1 = 2. 转化计算方法1.7 × 9 = 7 × (10 - 1) =2.8 × 6 = (10 - 2) × 6 =3.9 × 7 = (10 - 1) × 7 =4. 6 × 8 = (5 + 3) × 8 =5.8 × 7 = 4 × 14 = 3. 估算计算1.26 + 48 =2.53 - 26 =3.34 × 6 =4.87 ÷ 9 =5.65 + 34 - 17 =五、口算策略练习1. 意会算法1.27 × 4 =2.65 - 27 =3.43 + 27 - 8 =4.49 × 5 =5.78 - 34 + 12 =2. 分步计算1.28 × 6 =2.67 - 36 =3.46 + 27 - 14 =4.58 × 4 =5.76 - 36 + 17 =3. 问题求解1.如果小明有 20 元钱,买了一束花 8 元,一本书 12 元,那他还剩下多少钱?2.如果一箱苹果有 30 斤,小明和小红两个人要分享这一箱苹果,小明要分到其中的 2/3,那么他应该分到几斤苹果?3.小明想邀请 5 个同学参加他的生日派对,他需要准备多少个蛋糕?4.某班有 45 个学生,其中男生占总数的 40%,那么女生有多少人?5.一辆汽车在高速公路上以每小时 80 公里的速度行驶,如果行驶了 4 小时,那么这辆汽车一共行驶了多少公里?。
(完整版)北师大版数学四年级(下册)口算练习题
月日今天我的花园里开了0.2 + 0.3 = 1.5 + 0.4 = 5.5 + 4.3 = 2.5 + 3.2 = 0.8 + 0.2 = 0.4 + 0.6 = 2.4 + 3.5 = 4.6 + 5.1 = 3.4 + 2.6 = 3.3 + 2.7 = 0.5 + 0.5 = 3.7 + 2.1 = 5.2 + 3.2 = 6.5 + 0.5 = 8.1 + 0.8 =月日今天我的花园里开了1.6 + 1.3 = 5.2 + 4.8 = 3.9 +2.8 = 8.3 + 4.1 =3.8 + 1.6 = 1.4 + 2.8 = 1.5 + 2.8 = 1.8 + 2.7 = 2.8 + 2.2 = 5.8 +4.2 = 3.9 + 1.2 = 1.7 + 0.8 = 9.2 + 1.2 = 3.7 + 6.3 = 2.8 + 3.3 =WORD 格式整理月日0.4 + 0.5 = 3.5 + 5.5 = 0.3 + 0.6 = 3.3 + 5.6 = 4.2 + 5.2 =1.5 + 6.7 = 3.4 + 1.7 = 0.2 +2.8 = 2.7 + 2.3= 8.3 + 2.3 = 1.1 + 4.1 =3.6 + 2.3 = 5.3 + 0.5 = 1.5 + 6.2 = 0.3 + 2.5 =月日3.4 + 1.2 = 6.7 + 2.8 = 0.9 + 7.5 = 3 +4.5 = 3.5 + 4.2 = 1.2 + 0.8 = 3.4 + 1.9 = 0.8 + 7.1 = 1.5 + 1.8 = 2.7 + 2.4 = 3.5 + 6.4= 2.3 + 1.7 = 0.7 + 1.7 = 3.7 + 2.4 = 4.5 + 2.8 =WORD 格式整理月日0.6 + 0.18 = 0.14 + 0.59 = 0.1 + 0.38= 1.4 + 5.04 = 8.06 + 2.2 = 0.5 + 0.29 = 0.48 + 0.41 = 9.1 + 0.1 = 0.48 + 0.6= 7.2 + 0.01 = 0.48 + 1.31 = 0.84 + 0.15 = 2.9 + 3.4 = 0.4 + 0.38 = 0.1 + 0.09 =月日2.1 + 1.2 = 0.4 + 5.6 = 8.6 + 1.2 = 3 + 4.5 = 6.7 + 2.8 = 1.5 + 4 = 1.9 + 7.1 = 0.5 + 0.7 = 1.5 + 1.8 = 2 + 8.4 = 8.06 + 6.4= 0.1 + 0.34 = 1.5 + 4.6 = 0.7 + 1.7 =3.4 + 1.9 =WORD 格式整理WORD 格式整理4.28 4.39.879.7893.250.3351.440.597.626.72月日在里填上“>”“<”或“=”0.29 0.3 5.1495 0.59 2.1 2.01 7.9 9.6 0.01 0.10.3150.314 15 1.54.23 4.32 2.8 0.82 4.055.014 + 2.65 = 7.2 + 1.8 = 1.6 + 8.4 = 2.48 + 0.02= 8.4 + 1.2 = 7.25 + 2.75 = 3.36 + 2.64 = 3.9 + 3.9 = 1.3 + 2.85 = 4.78 + 5.22 = 3 + 4.24=9.63 + 0.37 =1.25 + 0.05 =1.45 +2.05 =3 + 6.25 =月日月日0.05 + 0.04 = 0.36 + 0.2 = 0.1 + 0.65= 0.17 + 0.23 = 0.15 + 3.15 = 0.65 + 0.35 = 0.21 + 0.79 = 0.11 + 0.11 = 1.19 + 0.11= 0.85 + 0.15 = 0.28 + 0.62 = 0.2 + 0.35 = 0.32 + 0.35 = 0.17 + 1.07 = 2.16 + 3.17 =月日0.88 + 0.22 = 4.05 + 3.25 = 3.45 + 4.55 = 7.5 + 2.8 = 0.7 + 1.38 = 0.13 + 0.87 = 3.6 + 4.8 = 2 + 0.84 = 1.08 + 0.09 = 1.28+ 3.72 = 6.59 + 2.88= 7.21 + 2.84 = 3.6 + 5.4 = 3.46 + 5.44 = 8.4 + 1.6 =WORD 格式整理月日3.28 + 2.72 = 7.46 + 0.04= 3 +4.2= 1.48 + 1.52 = 2.7 + 1.85 = 1.54 + 4.46 = 7.4 + 8.7 = 8 + 1.9 = 1.21 + 0.79= 0.67 + 0.67 = 11 + 0.11 = 2.86 + 2.86 = 4 + 4.7 = 4.56 + 1.8 = 4.5 + 0.5 =月日0.75 + 1.25 = 10+ 9.09 = 3.6 + 0.94 = 6.3+ 3.07 = 2.12 + 3.08 = 2.44 + 0.06 = 1+ 0.99 = 1.5 + 0.15= 2.4 + 1.82= 6.3+ 3.07 = 12.4 + 1.24= 1.7 + 2.85 = 0.07 + 0.81 = 9 + 2.7 = 0.04 + 1.8 =WORD 格式整理月日700 厘米=()分米8 分=()元5030 千克)吨14300 平方米=()公顷 5 角6 分=()角30 千克)吨46 毫米=()厘米 5 毫米=()米 2 毫米=)厘米月日600 克=()千克40 角=()元30 ()平方米60 千克=()吨 6 厘米4 毫米==()厘米200 克=)千克WORD 格式整理3 角=()元700 克=()千克60 ()公顷月日120 毫米=()米25 分=()元 3 厘米)分米80 厘米=()米720 克=()千克4954 克)千克1 米60 厘米=()米 2 米4 分=()米9 千克800 ()千克月日WORD 格式整理30 米15 厘米=()米10 元6 角=()元7 千克50 克=()千克3 千米400 米=()千米8.04 米==()米()厘米107 克=()千克5.864 千克=()千克()克7.85 千克=()千克()克月日今天我的花园里开了700 厘米=()分米8 分=()5030 千克=()吨14300 平方米=()公顷 5 角6 分=()角30 千克= ()吨46 毫米=()厘米 5 毫米=()米 2 毫米=()厘米WORD 格式整理som...WORD 格式整理600 克=( )千克40 角=( )元 30 平方分米 =( )平方米60 千克=( )吨6 厘米 4 毫米==( )厘米200 克=( )千克3 角=( )元 700 克=( )千克60 平方米毫米=( )公顷月日今天我的花园里开了2.85-0.25 =6-0.4 =10-3.65 =5.85-4.85 =4.4-4 = 10.5-6.5 = 6.84-5.84 = 2-0.89 = 2.4 -0.38 = 8-2.6 = 3-1.8 =9.15-7 =3.2-1.8 =9.5-3.5 =9.4-7 =月 日今天我的花园里开了som...WORD 格式整理6.35-2.6 =2.6-1.7 =3.9-2.8 = 9-8.07 = 7-2.4 =10-1.8 =5.8-4.9 = 5-3.65 = 1-0.98 = 6-0.2 =4.48-1.38 =6.3-5.4 =6.92-1.82 =9.4-2.8 =9.25-8.15 =今天我的花园里开了9.8-4.8 =7.25-3.85 = 7.5-7.05 = 1-0.08 = 5.1-3.9 =8-1.75 =6-3.36 = 3-2.4 = 4-0.75 = 16.5-0 =6-2.34 =5.24-0.24 =2.89-2 =9.5-3.5 =5.21-5.19 =月日今天我的花园里开了月日som ...月日今天我的花园里开了4.66-3.15 = 4.2-1.9 = 0.4-0.17 = 7.5-6.8 = 8.2-2.6 =8.3-2.7 = 8.8-6.52 = 2.8-1.9 = 7.82-4.02 = 5.4-2.7 =7.38-5.04 = 7-3.2 = 4.1-3.2 = 3.1-1.4 = 4.75-0.5 =月日今天我的花园里开了( ) + 0.6 = 1.4 2.3+ ( ) = 5.7 ( )+ 1.2 = 4.3 1.4 +( ) = 2.112.5 + ( ) =13 0.06 + ( ) =0.46 ( ) + 2.8 = 3 0.5+ ( ) = 4.10.9 + ( ) = 2.5 ( )+ 1.12 = 3.95 8.8+ ( ) = 10 ( ) + 2.2 = 4.1WORD 格式整理WORD 格式整理() + 0.4 = 0.8 () + 0.5= 9.50.5+ ( )= 1.3 0.4 + ( ) = 1.41.6+ () = 2.22.3 + ( )=3.5 ( ) + 2.7 = 6 0.8 +( )= 1.5() + 1.8 = 21.80.36 +() = 1()+ 10 = 15.41.25 + () = 3.5今天我的花园里开了5.3-() = 2.1( )-1.21 = 0.68 3.98-( ) = 1.53.65-( ) = 2.56()-2= 0.9()-0.2 = 0.21()-1.35 = 1.85 3.8-( ) = 2.92.4-()= 1.94.7-()= 2.33.8-() = 1.9()-2.01 = 6.31月日今天我的花园里开了月日WORD 格式整理4.5×2 =1.8×4=6.15×10=0.32×10 =2.6×100=5.3-()= 2.1 3.98-( )= 1.5 ( )-2 = 0.9 ( )-1.21 = 0.68()-2= 0.93.65-( ) = 2.56 ()-0.2 = 0.21()-1.35 =1.853.8-() =2.92.4-() = 1.93.85-( )=2.328.32-( ) = 5.04今天我的花园里开了0.1×1 =0.01×1 = 0.2×5= 0.02×5 = 0.6×8 =0.06×8 =0.24×10 = 2.05×10= 0.8×6= 0.05×2=月日今天我的花园里开了月日WORD 格式整理0.15×4 = 3.4×2 =5.2×4 =0.03×9 =0.13×6=0.9×7 =3.05×10 = 0.6×7 = 2.6×3 = 2.5×4 =0.06×7 =1.4×3 = 0.56×100 = 1.5×3 = 9.05×100 =2.4×1 =3.5×6=0.2×5 =1.53×3 =0.1×28 =今天我的花园里开了0.01×9 =0.1×4 = 1.5×3 = 1.6×5 = 2.6×7 =2.5×3 =0.31×3 = 0.5×8 = 2.3×2 = 4.7×8=月日今天我的花园里开了月日WORD 格式整理0.2×0.9 =0.25×40=76.2×0.1 =0.2×60 =4.1×0.01 =12.3×6 =1.25×8 = 0.5×3 = 0.18×6 = 3.12×4 =2.7×2 =1.5×50 = 0.37×1 =2.9×30 = 1.87×0 =7.5×2 =4.5×20=1.43×2 =0.4×15 =0.5×60 =今天我的花园里开了7.07×3 =1.6×5 = 3.8×0.2 = 1.84×0.1 = 3.2×0.2 =0.7×0.5 =1.2×5 =2.1×0.9 = 0.5×0.4 = 4.7×0 =月日今天我的花园里开了月日WORD 格式整理0.001×100 = 4.8×3 = 6×0.13 = 4.5×0.2 = 1.2×0.6 = 0.42×0.2 = 0.15×4 = 2.02×7 = 1.4×0.3 = 0.15×1 = 1.5×0.01 =0.14×50=2.02×5 =60×0.5 =4.3×0.2 =列竖式计算:今天我的花园里开了1.7×2.3 =2.7×3.6 =0.36×4.3 =0.17×2.8 =13.5×6.4 =月日今天我的花园里开了月日月 日WORD 格式整理今天我的花园里开了列竖式计算:今天我的花园里开了1.1×1.1 =1.09×7.8 =25.5×0.7 =1.2×1.85 =2.15×0.04 =列竖式计算:今天我的花园里开了6.35×0.9 =5.04×28 =3.82×0.45 =0.96×6.9 =0.32×1.03 =月日月日列竖式计算:4.8×3 = 59×0.16= 2.8×0.85 = 14×0.18 = 1.4 =月日6.5+5 = 1.4×3 = 4.2+5.8 = 1.9×0.7 = ×0.6 = 2.6×3 = 2.5×3 = 6.5×2 = 12.6+1.4 = -0.45 = 11.9-9 = 8.64-6.2= 0.05×0.2 = 0.39+0.15 = -0.8 =WORD 格式整理WORD 格式整理som...0.01×55=8.3-6.7 = 7.8×0.5 = 0.12×5 = 7.8+0.6 =3.6+0.4 =2.5×4 = 2.9×0.5 = 1.2-0.8 = 7.4+0.9 =9.9-0.8 =1.08×0.2=0.11×9 =4×0.18 =4×0.18 =今天我的花园里开了5.68-0.66 =7.8+0.6 = 6.5×3 = 5.05×10 = 0.16×0.5 =1.88×5 =2×0.62 = 1-0.04 = 4.3×0.3 = 0.04×2.5 =8.5-3.7=7.2+5.8=4.7-4 =7.45×20 =12.5×0.08 =月日今天我的花园里开了月日som...WORD 格式整理0.5×1.2=0.6+7.6=0.92×30 =20-19.7 =0.34×0.2 =月 日今天我的花园里开了12.5×0.4=6.2×0.7 = 0.3×1.5 = 1-0.9 = 0.27+0.03 =3.4×100 =0.86+0.04 = 0.9×0.08 = 0.25×0.4 = 8.5-3.3 =15×0.6 =12.6×100=0.5×1.2 =0.5×0.08 =4.1-1.9 =今天我的花园里开了0.3×1.5 =2.14-0.9 = 1.8×0.3= 1.89+2.13 = 8.45-2.5 =0.9×0.08 =0.4×0.9 = 8+0.04 = 3.7×2 = 2×0.15 =月日今天我的花园里开了月日WORD 格式整理月 日0.09×0.1= 3.5×0.2 = 53.8÷10 = 0.25+0.75 = ×10 = 2.37+0.9 = 4.85×2 = 3.6×6 = 39.6+9.82 = ×1000 = 11.2+88 =0.6+7.45=180×0.4 =10.3×3 =×0.1 =7-0.46 = 2.7×30 = 59.5+19.6 = 0.05×100 = -6.5 = 40-0.05 = 70×0.07 = 1.28-0.18 = 40×0.09 = -21.5 = 800×0.5=60×1.3=70×0.08 =0.5×105 =×0.1 =月日WORD 格式整理月 日8.86+2.04= 30.04-20 = 1.6×0.05 = 0.8×0.9 = 2.2 = 100-5.27 = 0.9×20 = 0.9+13 = 9.4×2= 0.01 = 4-0.98 =0.43×20=2.31+6.9 =0.88×0.12 =0.25 =8.96+2.04 = 9.09-8.9 = 0.43×2 = 2.31+6.9 = 0.88+0.02 = 100-5.27 = 30.04-20 = 1.6×0.05 = 2.5×0.04 = -2.2 = 4-0.98=0.2×90=13+0.9 =0.43×0.2 =×0.01 =月日WORD 格式整理月 日1×0.25= 0.4×0.8 = 25×0.2 = 1.3+0.87 = -9 = 400×0.01 =10-8.24 = 1.3+0.95 = 0.18×6= 0.11 =1.2×0.7 =0.07×10=1-0.27 =5-4.99 =-0.96 =0.35×0.3 = 3.45÷100 = 1.3+2.96 = 3.2×30 = ×0.5 = 10-1.84 = 0.02×84 = 0.08÷10 = 42.9+19.7 = 0.081 = 6.56+3.44=0.18×500=1.5×50 =3.85-1.98 =+0.27 =月日1.7-0.9=2.37÷10 = 4.5×0.02 = 0.8+3.32 = ×0.01 =0.06×0.4 = 1.07×10 = 0.32×0.8 = 0.48×0.2= 30.5 =1.01×0.1 =2.4-0.8= 7.5×300 = 32.8-6.9 = 1.6 =月日拖式计算:0.91+ 8.9+ 0.09 0.4×23×0.5 0.9×1.25×0.8 1.32-0.68月日WORD 格式整理拖式计算:2.5×36×4 6.7+89+3.3 1.5×50×40 4-0.15月日拖式计算:25×1.7×0.4×2 2.82+5.3+2.7+0.18 125×0.05×0.08 +4.1×10月日拖式计算:WORD 格式整理(1.15+0.15)×8 7.52×24+7.52×6 4.5+5.5×0.42 -0.9×20月日拖式计算:1.25×4×2.5×0.8 9.83×1.5+6.17×1.5 27.04-(7.04+1.9)0.125×32×2.5月日省略乘号,写出小下列各式WORD 格式整理a×5 写成()a×b+9 写成()10×b 写成()b×c+2×d 写成()t×6 写成()b×1 )b×t 写成()b×6+2×x 写成()-6×d 写成()b×c+2+d 写成()b×c×d 写成()-c×d 写成()月日用式子表示数量关系:a×b = a×7 = 0.7×a = 60 与c 的和比 2.5 倍少3x+x+x = 3×a×x = 6.5 与x 的积加上5 1.5 减去x 的倍的差7 乘X 的积与6 的和x 的4 倍除以2 x 的5X 除以5 的商加上9 3.5 与x 的积减去5 1.5 减去x 3 倍WORD 格式整理用式子表示数量关系:今天我的花园里开了X 的5 倍是0.3 乘x 的积是 a 的5 倍减去4.8 的差t 与3 的和20 减去a 的差 b 除以12 的商x 小9 的数 4 个x 的和 2 个x 相乘的积X 乘0.1 的积是x 减去3 的差是比b 少1.2 的数是月日4x + 3x = 15a-a = 7a -0.4a = 今天我的花园里开了a + a = y -0.8y =3y + 4.7y = b-0.2b = 7.8x-5x =a + 8a =19x -2x =7.5b + 2.4b =9.5b + 0.5b = 6.2x -x =5x + 0.5x = 8.1 + 0.8 =月日WORD 格式整理WORD 格式整理月日今天我的花园里开了今天我的花园里开了x + 42 = 100x ÷5 = 123x -3 = 1535x ÷2 = 7035+ x = 68.5今天我的花园里开了2x ÷7 = 49x -8 =377x ÷4 = 285.8-x = 33x+ 3=15月日月日35-3x = 11 47-23x =1 35+ x = 68.5 3x+ 3=15 35-3x = 11 月日今天我的花园里开了3x +5 = 14 90-10x =10 160÷5x = 8 24-3x = 3 4x÷3=24 月日今天我的花园里开了WORD 格式整理7x÷3 = 21 16x-14 =18 8x+ 7 = 55 16x-30=15 -x = 1.5月日410÷x = 82 11x-7 =26 9.46-x =7.2 8 6x÷5 = 6 30.6-x=18.7 月日WORD 格式整理WORD 格式整理。
北师大版数学四年级下册口算练习题
北师⼤版数学四年级下册⼝算练习题北师⼤版数学四年级下册⼝算练习题0.4 + 0.6 = 2.4 + 3.5 = 4.6 + 5.1 = 3.4 + 2.6 = 3.3 + 2.7 = 0.5 + 0.5 = 3.7 + 2.1 = 5.2 + 3.2 = 6.5 + 0.5 = 8.1 + 0.8 =1.6 + 1.3 = 5.2 + 4.8 = 3.9 +2.8 = 8.3 + 4.1 =3.8 + 1.6 = 1.4 + 2.8 = 1.5 + 2.8 = 1.8 + 2.7 = 2.8 + 2.2 = 5.8 +4.2 = 3.9 + 1.2 = 1.7 + 0.8 = 9.2 + 1.2 = 3.7 + 6.3 = 2.8 + 3.3 =0.4 + 0.5 = 3.5 + 5.5 = 0.3 + 0.6 = 3.3 + 5.6 = 4.2 + 5.2 = 1.5 + 6.7 = 3.4 + 1.7 = 0.2 + 2.8 = 2.7 + 2.3= 8.3 + 2.3 = 1.1 + 4.1 = 3.6 + 2.3 = 5.3 + 0.5 = 1.5 + 6.2 = 0.3 + 2.5 =3.4 + 1.2 = 6.7 + 2.8 = 0.9 + 7.5 = 3 +4.5 = 3.5 + 4.2 =⽉⽇今天我的花园⾥开了⽉⽇今天我的花园⾥开了⽉⽇今天我的花园⾥开了⽉⽇今天我的花园⾥开了1.2 + 0.8 = 3.4 + 1.9 = 0.8 + 7.1 = 1.5 + 1.8 =2.7 + 2.4 =3.5 + 6.4= 2.3 + 1.7 = 0.7 + 1.7 = 3.7 + 2.4 =4.5 + 2.8 =0.6 + 0.18 = 0.14 + 0.59 = 0.1 + 0.38= 1.4 + 5.04 = 8.06 + 2.2 = 0.5 + 0.29 = 0.48 + 0.41 = 9.1 + 0.1 = 0.48 + 0.6= 7.2 + 0.01 = 0.48 + 1.31 = 0.84 + 0.15 = 2.9 + 3.4 = 0.4 + 0.38 = 0.1 + 0.09 =2.1 + 1.2 = 0.4 + 5.6 = 8.6 + 1.2 = 3 + 4.5 = 6.7 + 2.8 = 1.5 + 4 = 1.9 + 7.1 = 0.5 + 0.7 = 1.5 + 1.8 = 2 + 8.4 = 8.06 + 6.4= 0.1 + 0.34 = 1.5 + 4.6 = 0.7 + 1.7 =3.4 + 1.9 =0.29 0.3 5.1495 0.59 2.1 2.01 7.9 9.6 0.01 0.10.315 0.314 15 1.5 4.23 4.32 2.8 0.82 4.05 5.01 4.28 4.3 9.87 9.789 3.25 0.335 1.44 0.59 7.62 6.72⽉⽇今天我的花园⾥开了⽉⽇今天我的花园⾥开了在⾥填上“>”“<”或“=”⽉⽇今天我的花园⾥开了⽉⽇今天我的花园⾥开了4 + 2.65 = 7.2 + 1.8 = 1.6 + 8.4 = 2.48 + 0.02= 8.4 + 1.2 = 7.25 + 2.75 = 3.36 + 2.64 = 3.9 + 3.9 = 1.3 + 2.85 = 4.78 + 5.22 = 3 + 4.24= 9.63 + 0.37 = 1.25 + 0.05 = 1.45 + 2.05 = 3 + 6.25 =0.05 + 0.04 = 0.36 + 0.2 = 0.1 + 0.65= 0.17 + 0.23 = 0.15 + 3.15 =0.65 + 0.35 = 0.21 + 0.79 = 0.11 + 0.11 = 1.19 + 0.11= 0.85 + 0.15 = 0.28 + 0.62 = 0.2 + 0.35 = 0.32 + 0.35 = 0.17 + 1.07 = 2.16 + 3.17 =0.88 + 0.22 = 4.05 + 3.25 = 3.45 + 4.55 = 7.5 + 2.8 = 0.7 + 1.38 = 0.13 + 0.87 = 3.6 + 4.8 = 2 + 0.84 = 1.08 + 0.09 = 1.28+ 3.72 = 6.59 + 2.88= 7.21 + 2.84 = 3.6 + 5.4 = 3.46 + 5.44 = 8.4 + 1.6 =3.28 + 2.72 = 7.46 + 0.04= 3 +4.2= 1.48 + 1.52 = 2.7 + 1.85 = 1.54 + 4.46 = 7.4 + 8.7 = 8 + 1.9 = 1.21 + 0.79= 0.67 + 0.67 = 11 + 0.11 = 2.86 + 2.86 = 4 + 4.7 = 4.56 + 1.8 = 4.5 + 0.5 =⽉⽇今天我的花园⾥开了⽉⽇今天我的花园⾥开了⽉⽇今天我的花园⾥开了0.75 + 1.25 = 10+ 9.09 = 3.6 + 0.94 = 6.3+ 3.07 = 2.12 + 3.08 = 2.44 + 0.06 = 1+ 0.99 = 1.5 + 0.15= 2.4 + 1.82= 6.3+ 3.07 = 12.4 + 1.24= 1.7 + 2.85 = 0.07 + 0.81 = 9 + 2.7 = 0.04 + 1.8 =700厘⽶ =()分⽶ 8分=()元 5030千克 =()吨 14300平⽅⽶=()公顷 5⾓6分=()⾓ 30千克 = ()吨 46毫⽶ =()厘⽶ 5毫⽶ =()⽶ 2毫⽶ =()厘⽶600克=()千克 40⾓=()元 30平⽅分⽶ =()平⽅⽶ 60千克=()吨 6厘⽶4毫⽶==()厘⽶ 200克=()千克 3⾓=()元 700克=()千克 60平⽅⽶毫⽶=()公顷120毫⽶=()⽶ 25分=()元 3厘⽶ =()分⽶⽉⽇今天我的花园⾥开了⽉⽇今天我的花园⾥开了⽉⽇今天我的花园⾥开了⽉⽇今天我的花园⾥开了80厘⽶=()⽶ 720克=()千克 4954克 = ()千克 1⽶60厘⽶=()⽶ 2⽶4分=()⽶ 9千克800克 =()千克30⽶15厘⽶=()⽶ 10元 6⾓=()元 7千克50克=()千克 3千⽶400⽶=()千⽶ 8.04⽶==()⽶()厘⽶ 107克=()千克5.864千克=()千克()克 7.85千克=()千克()克700厘⽶ =()分⽶ 8分=() 5030千克 =()吨 14300平⽅⽶=()公顷 5⾓6分=()⾓ 30千克 = ()吨 46毫⽶ =()厘⽶ 5毫⽶ =()⽶ 2毫⽶ =()厘⽶600克=()千克 40⾓=()元 30平⽅分⽶ =()平⽅⽶⽉⽇今天我的花园⾥开了⽉⽇今天我的花园⾥开了⽉⽇今天我的花园⾥开了60千克=()吨 6厘⽶4毫⽶==()厘⽶ 200克=()千克 3⾓=()元 700克=()千克 60平⽅⽶毫⽶=()公顷2.85-0.25 = 6-0.4 = 10-3.65 = 5.85-4.85 = 4.4-4 = 10.5-6.5 = 6.84-5.84 = 2-0.89 = 2.4 -0.38 = 8-2.6 = 3-1.8 = 9.15-7 = 3.2-1.8 = 9.5-3.5 = 9.4-7 =6.35-2.6 = 2.6-1.7 = 3.9-2.8 = 9-8.07 = 7-2.4 = 10-1.8 = 5.8-4.9 = 5-3.65 = 1-0.98 = 6-0.2 = 4.48-1.38 = 6.3-5.4 = 6.92-1.82 = 9.4-2.8 = 9.25-8.15 =9.8-4.8 = 7.25-3.85 = 7.5-7.05 = 1-0.08 = 5.1-3.9 = 8-1.75 = 6-3.36 = 3-2.4 = 4-0.75 = 16.5-0 = 6-2.34 = 5.24-0.24 = 2.89-2 = 9.5-3.5 = 5.21-5.19 =⽉⽇今天我的花园⾥开了⽉⽇今天我的花园⾥开了⽉⽇今天我的花园⾥开了4.66-3.15 = 4.2-1.9 = 0.4-0.17 = 7.5-6.8 = 8.2-2.6 = 8.3-2.7 = 8.8-6.52 = 2.8-1.9 = 7.82-4.02 =5.4-2.7 = 7.38-5.04 = 7-3.2 = 4.1-3.2 = 3.1-1.4 = 4.75-0.5 =( ) + 0.6 = 1.4 2.3+ ( ) = 5.7 ( )+ 1.2 = 4.3 1.4 +( ) = 2.1 12.5 + ( ) =13 0.06 + ( ) =0.46 ( ) + 2.8 = 3 0.5+ ( ) = 4.10.9 + ( ) = 2.5 ( )+ 1.12 = 3.95 8.8+ ( ) = 10 ( ) + 2.2 = 4.1( ) + 0.4 = 0.8 ( ) + 0.5= 9.5 0.5+ ( )= 1.3 0.4 + ( ) = 1.4 1.6+ ( ) = 2.2 2.3 + ( )= 3.5 ( ) + 2.7 = 6 0.8 +( )= 1.5 ( ) + 1.8 = 21.8 0.36 + ( ) = 1 ( )+ 10 = 15.4 1.25 + ( ) = 3.55.3-( ) = 2.1 ( )-1.21 = 0.68 3.98-( ) = 1.5 3.65-( ) = 2.56⽉⽇今天我的花园⾥开了⽉⽇今天我的花园⾥开了⽉⽇今天我的花园⾥开了⽉⽇今天我的花园⾥开了( )-2= 0.9 ( )-0.2 = 0.21 ( )-1.35 = 1.85 3.8-( ) = 2.9 2.4-( )= 1.9 4.7-( )= 2.3 3.8-( ) = 1.9 ( )-2.01 = 6.315.3-( )= 2.1 3.98-( )= 1.5 ( )-2 = 0.9 ( )-1.21 = 0.68 ( )-2= 0.9 3.65-( ) = 2.56 ( )-0.2 = 0.21 ( )-1.35 =1.85 3.8-( ) =2.9 2.4-( ) = 1.9 3.85-( )=2.32 8.32-( ) = 5.040.1×1 = 0.01×1 = 0.2×5= 0.02×5 = 0.6×8 = 0.06×8 = 0.24×10 = 2.05×10= 0.8×6= 0.05×2= 4.5×2 = 1.8×4= 6.15×10= 0.32×10 = 2.6×100=0.9×7 = 3.05×10 = 0.6×7 = 2.6×3 = 2.5×4 = 0.06×7 = 1.4×3 = 0.56×100 = 1.5×3 = 9.05×100 =⽉⽇今天我的花园⾥开了⽉⽇今天我的花园⾥开了⽉⽇今天我的花园⾥开了2.4×1 =3.5×6= 0.2×5 = 1.53×3 = 0.1×28 =0.01×9 = 0.1×4 = 1.5×3 = 1.6×5 = 2.6×7 = 2.5×3 = 0.31×3 = 0.5×8 = 2.3×2 = 4.7×8= 0.15×4 = 3.4×2 = 5.2×4 = 0.03×9 =0.13×6=12.3×6 = 1.25×8 = 0.5×3 = 0.18×6 = 3.12×4 = 2.7×2 = 1.5×50 = 0.37×1 = 2.9×30 = 1.87×0 = 7.5×2 = 4.5×20= 1.43×2 = 0.4×15 = 0.5×60 =7.07×3 = 1.6×5 = 3.8×0.2 = 1.84×0.1 = 3.2×0.2 = 0.7×0.5 = 1.2×5 = 2.1×0.9 = 0.5×0.4 = 4.7×0 = 0.2×0.9 = 0.25×40= 76.2×0.1 = 0.2×60 = 4.1×0.01 =⽉⽇今天我的花园⾥开了⽉⽇今天我的花园⾥开了⽉⽇今天我的花园⾥开了0.001×100 = 4.8×3 = 6×0.13 = 4.5×0.2 = 1.2×0.6 = 0.42×0.2 = 0.15×4 = 2.02×7 = 1.4×0.3 = 0.15×1 = 1.5×0.01 = 0.14×50= 2.02×5 = 60×0.5 = 4.3×0.2 =1.7×2.3 = 2.7×3.6 = 0.36×4.3 = 0.17×2.8 = 13.5×6.4 =1.1×1.1 = 1.09×7.8 = 25.5×0.7 = 1.2×1.85 =2.15×0.04 =6.35×0.9 = 5.04×28 = 3.82×0.45 = 0.96×6.9 = 0.32×1.03 =⽉⽇今天我的花园⾥开了⽉⽇今天我的花园⾥开了列竖式计算:⽉⽇今天我的花园⾥开了列竖式计算:⽉⽇今天我的花园⾥开了列竖式计算:⽉⽇今天我的花园⾥开了4.8×3 = 59×0.16= 2.8×0.85 = 14×0.18 = 0.86×1.4 =6.5+5 = 1.4×3 = 4.2+5.8 = 1.9×0.7 = 1.2×0.6 = 2.6×3 = 2.5×3 = 6.5×2 = 12.6+1.4 = 0.65-0.45 = 11.9-9 = 8.64-6.2=0.05×0.2 = 0.39+0.15 = 4.7-0.8 =0.01×55= 8.3-6.7 = 7.8×0.5 = 0.12×5 = 7.8+0.6 = 3.6+0.4 = 2.5×4 = 2.9×0.5 = 1.2-0.8 = 7.4+0.9 = 9.9-0.8 = 1.08×0.2= 0.11×9 = 4×0.18 = 4×0.18 =5.68-0.66 = 7.8+0.6 =6.5×3 = 5.05×10 = 0.16×0.5 = 1.88×5 = 2×0.62 = 1-0.04 = 4.3×0.3 = 0.04×2.5 =列竖式计算:⽉⽇今天我的花园⾥开了⽉⽇今天我的花园⾥开了⽉⽇今天我的花园⾥开了8.5-3.7= 7.2+5.8= 4.7-4 = 7.45×20 = 12.5×0.08 =12.5×0.4= 6.2×0.7 = 0.3×1.5 = 1-0.9 = 0.27+0.03 = 3.4×100 = 0.86+0.04 = 0.9×0.08 = 0.25×0.4 = 8.5-3.3 = 15×0.6 = 12.6×100= 0.5×1.2 = 0.5×0.08 = 4.1-1.9 =0.3×1.5 = 2.14-0.9 = 1.8×0.3= 1.89+2.13 = 8.45-2.5 = 0.9×0.08 = 0.4×0.9 = 8+0.04 = 3.7×2 = 2×0.15 = 0.5×1.2= 0.6+7.6= 0.92×30 = 20-19.7 = 0.34×0.2 =0.09×0.1= 3.5×0.2 = 53.8÷10 = 0.25+0.75 = 0.72×10 = 2.37+0.9 = 4.85×2 = 3.6×6 = 39.6+9.82 = 8.07×1000 = 11.2+88 = 0.6+7.45= 180×0.4 = 10.3×3 = 3.44×0.1 =⽉⽇今天我的花园⾥开了⽉⽇今天我的花园⾥开了⽉⽇今天我的花园⾥开了7-0.46 = 2.7×30 = 59.5+19.6 = 0.05×100 = 100.5-6.5 =40-0.05 = 70×0.07 = 1.28-0.18 = 40×0.09 = 100-21.5 = 800×0.5= 60×1.3= 70×0.08 = 0.5×105 = 10.5×0.1 =8.86+2.04= 30.04-20 = 1.6×0.05 = 0.8×0.9 = 101-2.2 = 100-5.27 = 0.9×20 = 0.9+13 = 9.4×2= 400×0.01 = 4-0.98 = 0.43×20= 2.31+6.9 = 0.88×0.12 = 1×0.25 =8.96+2.04 = 9.09-8.9 = 0.43×2 = 2.31+6.9 = 0.88+0.02 = 100-5.27 = 30.04-20 = 1.6×0.05 = 2.5×0.04 = 101-2.2 = 4-0.98= 0.2×90= 13+0.9 = 0.43×0.2 = 400×0.01 =⽉⽇今天我的花园⾥开了⽉⽇今天我的花园⾥开了⽉⽇今天我的花园⾥开了⽉⽇今天我的花园⾥开了1×0.25= 0.4×0.8 = 25×0.2 = 1.3+0.87 = 9.9-9 = 400×0.01 = 10-8.24 = 1.3+0.95 = 0.18×6= 8×0.11 = 1.2×0.7 = 0.07×10= 1-0.27 = 5-4.99 = 1.56-0.96 =0.35×0.3 = 3.45÷100 = 1.3+2.96 = 3.2×30 = 0.35×0.5 = 10-1.84 = 0.02×84 = 0.08÷10 = 42.9+19.7 = 0.1×0.081 = 6.56+3.44= 0.18×500= 1.5×50 = 3.85-1.98 = 3.89+0.27 =1.7-0.9=2.37÷10 = 4.5×0.02 = 0.8+3.32 = 1.15×0.01 = 0.06×0.4 = 1.07×10 = 0.32×0.8 = 0.48×0.2= 40-30.5 = 1.01×0.1 = 2.4-0.8= 7.5×300 = 32.8-6.9 = 9-1.6 =0.91+ 8.9+ 0.09 0.4×23×0.5 0.9×1.25×0.8 9.7-1.32-0.68⽉⽇今天我的花园⾥开了⽉⽇今天我的花园⾥开了⽉⽇今天我的花园⾥开了拖式计算:2.5×36×4 6.7+89+3.3 1.5×50×40 4-1.85-0.1525×1.7×0.4×2 2.82+5.3+2.7+0.18 125×0.05×0.08 4.1+4.1×10(1.15+0.15)×8 7.52×24+7.52×6 4.5+5.5×0.42 18.9-0.9×201.25×4×2.5×0.8 9.83×1.5+6.17×1.5 27.04-(7.04+1.9) 0.125×32×2.5⽉⽇今天我的花园⾥开了拖式计算:⽉⽇今天我的花园⾥开了拖式计算:⽉⽇今天我的花园⾥开了拖式计算:⽉⽇今天我的花园⾥开了拖式计算:a ×5写成() a ×b +9写成() 10×b 写成() b ×c +2×d 写成() t ×6写成() b ×1写成()b ×t 写成() b ×6+2×x 写成() 8×x -6×d 写成() b ×c +2+d 写成() b ×c ×d 写成() b -c ×d 写成() a ×b = a ×7 = 0.7×a = 60与c 的和⽐x 的2.5倍少3x+x+x = 3×a ×x = 6.5与x 的积加上5 1.5减去x 的3倍的差 7乘X 的积与6的和 x 的4倍除以2 x 的5倍加上3X 除以5的商加上9 3.5与 x 的积减去5 1.5减去x 的差的3倍X 的5倍是 0.3乘x 的积是 a 的5倍减去4.8的差 t 与3的和 20减去a 的差 b 除以12的商 x ⼩9的数 4个x 的和 2个x 相乘的积X 乘0.1的积是 x 减去3的差是⽐b 少1.2的数是4x + 3x = 15a -a = 7a -0.4a = a + a = y- 0.8y = 3y + 4.7y = 7.8x -5x = 19x - 2x = 9.5b + 0.5b = 6.2x -x = b -0.2b = a + 8a = 7.5b + 2.4b = 5x + 0.5x = 8.1 + 0.8 = x + 42 = 100 x ÷5 = 12 3x -3 = 15 35x ÷2 = 70 35+ x = 68.5⽉⽇今天我的花园⾥开了省略乘号,写出⼩下列各式⽉⽇今天我的花园⾥开了⽤式⼦表⽰数量关系:⽉⽇今天我的花园⾥开了⽤式⼦表⽰数量关系:⽉⽇今天我的花园⾥开了⽉⽇今天我的花园⾥开了⽉⽇今天我的花园⾥开了 2x ÷7 = 4 9x-8 =37 7x÷4 = 28 5.8-x = 3 3x+ 3=15⽉⽇今天我的花园⾥开了 35-3x = 11 47-23x =1 35+ x = 68.5 3x+ 3=15 35-3x = 11⽉⽇今天我的花园⾥开了 3x +5 = 14 90-10x =10 160÷5x = 8 24-3x = 3 4x÷ 3=24⽉⽇今天我的花园⾥开了 7x÷3 = 21 16x-14 =18 8x+ 7 = 55 16x-30=15 4.5-x = 1.5⽉⽇今天我的花园⾥开了 410÷x = 82 11x-7 =26 9.46-x =7.2 8 6x÷5 = 6 30.6-x=18.7⽉⽇今天我的花园⾥开了 4x = 36 2y+7 =91 8m÷ 2 = 24 3x-3.9=5.1 2.5+x = 10。
北师大版小学数学四年级下册加减乘除计算过关练习题
班级:姓名:座号:小数加减法(不进位、不退位)的计算方法:先把各数的小数点对齐(即相同数位对齐),然后从低位算起,还要记得在结果点上小数点。
练习题:一、聪聪家两个月的电费情况如下表。
月份8 9电费52.7元41.2元(1)估一估,两个月的电费100元够吗?说说你的理由。
(2)聪聪家8月份和9月份共付电费多少元?二、三名同学参加百米赛跑。
小张跑了14.55秒,小李比小张跑快了0.24秒,小王比小李慢了0.36秒。
小王跑了多少秒?三、用竖式计算,标Δ的题目要验算。
7.81+2.17=37.68-5.43=Δ12.34+5.6=9.99-5.12= 2.45+36.13=Δ 6.56-4.4=班级:姓名:座号:1.小数进位加法的计算方法:先把小数点对齐(相同数位对齐),然后按整数进位加法的计算方法计算,哪一位上相加的数满十,就向前一位进1,最后在得数里对齐横线上的小数点,点上小数点。
2.小数进位退法的计算方法:先把小数点对齐(相同数位对齐),从低位减起。
如果被减数的小数部分位数不够,可以添“0”再减。
哪一位上的数不够减,要从前一位上退1,在本位上加10再减。
练习题:一、用竖式计算。
3.78+2.6=10-2.76=15.8+3.96=9.18-6.2=二、用2、4、8、0和小数点先组成一个最大的两位小数,再组成一个最小的两位小数,并求出它们的和与差。
三、两个数的差是15.46,被减数减少3.8,减数减少4.65,差变成了多少?四、小丽在计算一道加法题时,把一个加数5.6看成了56,算得的结果是77.9,这道题正确的结果应该是多少?班级:姓名:座号:小数加减混合运算的运算顺序和整数加减混合运算的运算顺序相同,在没有括号的算式里,按从左往右的顺序计算;如果算式里有括号,要先算括号里面的,再算括号外面的。
练习题:一、计算下面各题。
4.2+1.27-3.49 2.3+3.27-4.39 6.42-(2.96+1.04)18.76-5.67+1.2451.69-(11.65-10.1)80-12.4-5.23二、用简便方法计算。
北师大版数学四年级下册100道计算题
北师大版数学四年级下册100道计算题题目如下:一、计算题(共50道,每题2分,总分100分)1. 2347 + 857 =2. 9562 - 2396 =3. 268 ÷ 4 =4. 376 × 8 =5. 45.6 + 16.3 =6. 809 - 421 =7. 915 ÷ 5 =8. 245 × 6 =9. 36.2 - 15.4 =10. 4872 ÷ 3 =11. 789 × 4 =12. 5689 - 3857 =13. 152 ÷ 8 =14. 294 × 9 =15. 68.7 + 38.9 =16. 526 - 237 =18. 174 × 7 =19. 39.6 - 8.7 =20. 4921 ÷ 4 =21. 970 × 5 =22. 6574 - 3849 =23. 428 ÷ 7 =24. 185 × 9 =25. 92.8 + 17.6 =26. 638 - 519 =27. 725 ÷ 5 =28. 236 × 4 =29. 25.4 - 18.3 =30. 3623 ÷ 7 =31. 468 × 8 =32. 3586 - 985 =33. 682 ÷ 2 =34. 424 × 5 =35. 79.5 + 126.4 =37. 3560 ÷ 4 =38. 923 × 3 =39. 36.7 - 27.1 =40. 7623 ÷ 3 =41. 536 × 4 =42. 9572 - 7384 =43. 316 ÷ 7 =44. 268 × 5 =45. 89.3 + 57.9 =46. 643 - 268 =47. 854 ÷ 6 =48. 386 × 7 =49. 47.6 - 18.4 =50. 5072 ÷ 4 =二、应用题(共5道,每题10分,总分50分)1. 一共有40个苹果,小明分了其中的3/5给小红,剩下的苹果他自己吃掉了一半,他自己吃了多少个苹果?2. 一个长方形的长是12米,宽是8米,面积是多少平方米?3. 小王每天骑自行车上学,一共花费了15分钟。
北师大版四年级数学下册简便计算题
简便计算练习题1姓名得分158+262+138 375+219+381+225 5001-247-1021-232 (181+2564)+2719 378+44+114+242+222 276+228+353+219(375+1034)+(966+125) (2130+783+270)+1017 99+999+9999+99999 7755-(2187+755) 2214+638+286 3065-738-1065 899+344 2357-183-317-357 2365-1086-214 497-299 2370+1995 3999+4981883-398 12×25 75×24138×25×4 (13×125)×(3×8) (12+24+80)×50简便计算练习题2姓名得分704×25 25×32×125 32×(25+125) 88×125 102×76 58×98178×101-178 84×36+64×84 75×99+2×7583×102-83×2 98×199 123×18-123×3+85×123 50×(34×4)×3 25×(24+16)178×99+17879×42+79+79×57 7300÷25÷4 8100÷4÷75 16800÷120 30100÷2100 32000÷400 21500÷12549700÷700 1248÷24 3150÷15 4800÷25简便计算练习题3姓名得分2356-(1356-721)1235-(1780-1665)75×27+19×2 5 31×870+13×310 4×(25×65+25×28)第一种(300+6)x12 25x(4+8) 125x(35+8) (13+24)x8第二种84x101 504x25 78x102 25x204第三种99x64 99x16 638x99 999x99第四种99X13+13 25+199X25 32X16+14X32 78X4+78X3+78X3第五种125X32X8 25X32X125 88X125 72X125第六种3600÷25÷4 8100÷4÷75 3000÷125÷8 1250÷25÷5 第七种1200-624-76 2100-728-772 273-73-27 847-527-273第八种278+463+22+37 732+580+268 1034+780320+102 425+14+186第九种214-(86+14)787-(87-29)365-(65+118)455-(155+230)第十种576-285+85 825-657+57 690-177+77 755-287+87第十一种871-299 157-99 363-199 968-599第十二种178X101-178 83X102-83X2 17X23-23X7 35X127-35X16-11X35容易出错类型(共五种类型)600-60÷15 20X4÷20X4 736-35X20 25X4÷25X4 98-18X5+25 56X8÷56X8 280-80÷ 4 12X6÷12X6 175-75÷25 25X8÷25X8 80-20X2+60 36X9÷36X9 36-36÷6-6 25X8÷(25X8)100+45-100+45 15X97+3 100+1-100+1 48X99+1 1000+8-1000+8 5+95X28 102+1-102+1 65+35X13 25+75-25+75 40+360÷20-1013+24X8 672-36+64 324-68+32 100-36+6426×39+61×26356×9-56×9 99×55+5578×101-78 52×76+47×76+76 134×56-134+45×134 48×52×2-4×48 25×23×(40+4)999×999+1999 184+98 695+202 864-199 738-301380+476+120 (569+468)+(432+131)704×25256-147-53 373-129+29 189-(89+74)28×4×25 125×32×259×72×125简便计算练习题7720÷16÷5630÷42 456-(256-36)102×35 98×42 158+262+138 375+219+381+2255001-247-1021-232 (181+2564)+2719 378+44+114+242+222 276+228+353+219 (375+1034)+(966+125) (2130+783+270)+1017 99+999+9999+99999 7755-(2187+755) 2214+638+286 3065-738-1065 899+344 2357-183-317-357 2365-1086-214 497-299 2370+19953999+498 1883-398 12×25 75×24138×25×4 (13×125)×(3×8)(12+24+80)×50 25×32×125 32×(25+125)88×125 102×76 178×101-178 84×36+64×84 75×99+2×7598×199 123×18-123×3+85×12350×(34×4)×325×(24+16)178×99+178 79×42+79+79×577300÷25÷4 8100÷4÷75 158+262+1381248÷24 3150÷15 4800÷25 21500÷125375+219+381+225 5001-247-1021-232 (181+2564)+2719378+44+114+242+222 276+228+353+219 (375+1034)+(966+125) (2130+783+270)+1017 99+999+9999+99999 7755-(2187+755) 2214+638+286 3065-738-1065 899+3442357-183-317-357 2365-1086-214 497-2992370+1995 3999+498 1883-398简便计算练习题1012×25 75×24 138×25×4 (13×125)×(3×8)(12+24+80)×50 704×25 25×32×125 32×(25+125)88×125 102×76 58×98 178×101-178 84×36+64×8475×99+2×75 83×102-83×2 98×199123×18-123×3+85×123 50×(34×4)×3 25×(24+16)178×99+178 79×42+79+79×57 21500÷1257300÷25÷4 8100÷4÷75 16800÷120简便计算练习题11(a+b)+ c = a +(b+c)2.73 + 0.89 + 1.27 4.37 + 0.28 + 1.63 + 5.72a-b-c = a -(b+c)10 - 0.432 - 2.568 9.3 - 5.26 - 2.7414.9-(5.2+4.9) 18.32 - 5.47 - 4.32(a × b)×c = a ×(b × c)25 × 6.8 × 0.04 0.25 × 32 × 0.125 6.4 × 1.25 × 12.5c ×(a+b)= c×a +c×b0.45 × 201 0.58 × 10.1 50.2 × 99 4.7 × 9.9简便计算练习题123.28 × 5.7 +6.72 × 5.7 2.1 × 99 + 2.123 × 0.1 +2.3 × 9.9 0.18 +4.26 -0.18 +4.260.58 ×1.3 ÷ 0.58 ×1.3 7.3 ÷4 +2.7 × 0.253.75 × 0.5 -2.75 ÷ 2 5.26 × 0.125 +2.74 ÷ 8a ÷b ÷c = a ÷ (b × c)6.3 ÷ 1.8 9.5 ÷(1.9 × 8)12.8 ÷ (0.4 × 1.6)930 ÷ 0.6 ÷5 63.4 ÷ 2.5 ÷ 0.4 (7.7 + 1.54)÷ 0.7简便计算练习题136.9+4.8+3.1 15.89+(6.75-5.89)7.85+2.34-0.85+4.6635.6-1.8-15.6-7.2 13.75-(3.75+6.48) 47.8-7.45+2.55 66.86-8.66-1.34 0.25×16.2×4 0.25×32 ×0.1252 .5 ×(4 +0.4) (1.25-0.125)×8 4.8×100.14.2×9956.5×9.9+56.5 7.09×10.8-0.8×7.093.83×4.56+3.83×5.44 3.65×4.7-36.5×0.37 5.4×11-5.4 13.7×0.25-3.7÷410.7×16.1-1.1×10.7 +10.7 ×5运算定律和性质1、加法交换律:两个加数交换位置,和不变。
