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(精华版)小数加减乘除法简便运算练习题

(精华版)小数加减乘除法简便运算练习题
(精华版)小数加减乘除法简便运算练习题

小数简便运算练习(一) 班级姓名得分

4.8+8.63+

5.2+0.37 5.93+0.19+2.81 1.76+0.195+3.24

2.35+1.713+0.287+7.65 1.57+0.245+7.43 6.02+

3.6+1.98

0.134+2.66+0.866 1.27+3.9+0.73+16.1 7.5+4.9-6.5 3.07-0.38-1.62 1.29+3.7+2.71+6.3 8-2.45-1.55 3.25+1.79-0.59+1.75 23.4-0.8-13.4-7.2 0.32×403 3.2+0.36+4.8+1.64 1.23+3.4-0.23+6.6 0.25×36 12.7-(3.7+0.84) 36.54-1.76-4.54 0.25×0.73×4 7.6×0.8+0.2×7.6 0.85×199 0.25×8.5×4 1.28×8.6+0.72×8.6 12.5×0.96×0.8 10.4-9.6×0.35 0.8×(4.3×1.25) 3.12+3.12×99 28.6×101-28.6

(4.23+6.17)×0.8 0.86×15.7-0.86×14.7 2.4×102

14-7.32-2.68 2.64+8.67+7.36+11.33 2.31×1.2×0.5 (2.5-0.25)×0.4 9.16×1.5-0.5×9.16 3.6-3.6×0.5 4.5÷1.8 4.2÷3.5 930÷0.6÷5 63.4÷2.5÷0.4 4.9÷1.4 3.9÷(1.3×5)(7.7+1.54)÷0.7 2.5×2.4 2.7÷45 0.35×1.25×2×0.8 32.4×0.9+0.1×32.4 15÷0.25

70÷28 15÷(0.15×0.4) 4.25÷2.5×9.9+0.17

小数简便运算练习(二) 班级姓名得分

4.02+

5.4+0.98 5.17-1.8-3.2 13.75-(3.75+

6.48) 3.68+

7.56-2.68 7.85+2.34-0.85+4.66 35.6-1.8-15.6-7.2 3.82+2.9+0.18+9.1 9.6+4.8-3.6 7.14-0.53-2.47 5.27+2.86-0.66+1.63 13.35-4.68+2.65 47.8-7.45+

8.8 0.398+0.36+3.64 15.75+3.59-0.59+14.25 42.5-(6.07+1.13) 73.8-1.64-13.8-5.36 66.86-8.66-1.34 0.25×16.2×4

3.72×3.5+6.28×3.5 36.8-3.9-6.1 2 5.48-(9.4-0.52)

4.8×7.8+78×0.52 3.6×102 6.4×0.25+3.6÷4 32+4.9-0.9 4.8-4.8×0.5 (1.25-0.125)×8 4.8×100.1 56.5×9.9+56.5 7.09×10.8-0.8×7.09 4.2÷3.5 320÷1.25÷8 18.76×9.9+18.76

0.49÷1.4 1.25×2.5×32 3.6-0.6×2

3.65×10.1 3.6-3.6×0.8 15.2÷0.25÷4

5.6÷3.5 9.6÷0.8÷0.4 4.2×99+4.2

0.89×100.1 146.5-(23+46.5) 17.8÷(1.78×4)

5.83×2+4.27 (45.9-32.7)÷8÷0.125 9.7×99+9.7

4.36×12.5×8 1

5.6×13.1-15.6-15.6×2.1 0.65×101

27.5×3.7-7.5×3.7 8.54÷2.5÷0.4 3.83×4.56+3.83×5.44

小数乘法简便计算练习题

班级姓名

小数乘法的简便计算的方法:

1、乘法交换律与结合律、分配率的运用。(整数的运算定律在小数中同样适用)

2、表面上看来,左右两边没有相同的因数,不能使用乘法分配律。我们可以通过变一

0.25×8.5×4 12.5×0.96×0.8 0.25×0.73×4 4.36×12.5×8

0.25×16.2×4 1.25×2.5×32 3.2×0.25×12.5 0.25×36

(1.25-0.125)×8 4.8×10.1 3.6×102 0.39×199 0.32×403 3.65×10.1 0.85×9.9 3.72×3.5+6.28×3.5 15.6×2.1-15.6×1.1 4.8×7.8+78×0.52 56.5×99+56.5 7.09×10.8-0.8×7.09 1.87×9.9+0.187 4.2×99+4.2

3.8×

4.56+3.83×

5.44 9.7×99+9.7 27.5×3.7-7.5×3.7

3.14×0.68+31.4×0.032 7.2×0.2+2.4×1.4 5.4×11-5.4

7.74×(2.8-1.3)+1.5×2.26 3.9×2.7+3.9×7.3 12.7×9.9+1.27 2.3×16+2.3×23+2.3 3.65×4.7 -36.5×0.37 101×0.87-0.91×87 46×57+23×86 10.7×16.1-15.1×10.7 7.6×0.8+0.2×7.6 1.28×8.6+0.72×8.6 10.6×0.35-9.6×0.35 8.9×1.01 0.65×101 48×0.56+44×0.48 0.279×343+0.657×279 0.264×519+264×0.481

9.16×1.53-0.053×91.6 0.125×96 12.5×10.8 (20-4)×0.25

45×21-50×2.1 45×1.58+5.5×15.8 25×7.3×0.4

小数乘法的简便运算

姓名学号成绩

一、乘法交换律与结合律的运用。

4.56×0.4×2.5 12.5×2.7×0.8 12.5×32×0.25

2.5×32 12.5×56 25×0.36

二、乘法分配律的运用。

0.25×10.4 12.5×8.8 99×0.35

3.7×1.8-2.7×1.8 95.7×0.28+6.3×0.28-0.28×2 1.08×9+1.08

三、比较乘法结合律与分配律在简便运算时的区别(下面各题用不同的方法简算)。

12.5×88 12.5×88 0.25×48 0.25×48

四、

48×0.56+44×

9.16×1.53-0.053×91.6 314×0.043+3.14×7.2-31.4×0.15

五、用自己喜欢的方法做一做。

53×10.1 4.2×6.51+3.49×4.2 25×7.3×0.4

0.125×96 12.5×10.8 (20-4)×0.25

45×21-50×2.1 45×1.58+5.5×15.8 9.99×2.22+3.33×

3.34

3.7×1.4×0.05 72×0.81+10.4 1.4×25+3.45

1.5×102 1.25×0.7×0.8

2.7×

3.7+0.37×73

8.7×99 0.8×(12.5 – 1.25) 1.25×0.4×80×2.5

①甲有存款4000元,乙有存款2400元,乙从存款中取出一些后,甲的存款正好是乙

现在的5倍。乙取出多少元钱?

②有一堆煤,如果用甲种车一次运完,需要36辆; 如果用乙种车一次运完,需要45辆。已知甲种车比乙种车每辆多运1.5吨。问这批煤共有多少吨?

小数乘法简便计算

6.9+4.8+3.1 4

7.8-7.45+

8.8 0.398+0.36+3.64

9.6+4.8-3.6 5.17-1.8-3.2 4.02+5.4+0.98 3.68+7.56-2.68 0.25×16.2×4 5.27+2.86-0.66+1.63 73.8-1.64-13.8-5.36 15.75+3.59-0.59+14.25

7.85+2.34-0.85+4.66 35.6-1.8-15.6-7.2 3.82+2.9+0.18+9.1 0.456+6.22+3.78 15.89+(6.75-5.89) 13.75-(3.75+6.48) 3.6×102

66.86-8.66-1.34

(1.25-0.125)×8

13.35-4.68+2.65

7.14-0.53-2.47

3.72×3.5+6.28×3.5 36.8-3.9-6.1

4.8×7.8+78×0.5256.5×9.9+56.5

15.6×13.1-15.6-15.6×2.1 4.8×100.1 7.09×10.8-0.8×7.09 32+4.9-0.9

25.48-(9.4-0.52) 4.2÷3.5 320÷1.25÷818.76×9.9+18.76

3.52÷2.5÷0.4 3.9-

4.1+ 6.1-

5.9 5.6÷3.5 9.6÷0.8÷0.4

4.2×99+4.2 17.8÷(1.78×4)0.49÷1.4 1.25×2.5×32

3.65×10.1 15.2÷0.25÷4 0.89×100.1 146.5-(23+46.5)

3.83×

4.56+3.83×

5.44 4.36×12.5×8 9.7×99+9.7 8.9×1.01

27.5×3.7-7.5×3.7 8.54÷2.5÷0.4 0.65×101

3.2×0.25×12.5

(45.9-32.7)÷8÷0.125 3.14×0.68+31.4×0.032

5.6÷1.25÷0.8÷2.5÷0.4

7.2×0.2+2.4×1.4 7.74×(2.8-1.3)+1.5×2.26 3.9×2.7+

3.9×7.3

18-1.8÷0.125÷0.8 12.7×9.9+1.27

21×(9.3-3.7)-5.6 15.02-6.8-1.02 5.4×11-5.4

2.3×16+2.3×23+2.3 9.43-(6.28-1.57)

3.65×

4.7-36.5×0.37

46×57+23×86 13.7×0.25-3.7÷4 2.22×9.9+6.66×6.7 101×0.87-0.91×87 10.7×16.1-15.1×10.7 0.79×199

4.8+8.63+

5.2+0.37 5.93+0.19+2.81 1.76+0.195+3.24

2.35+1.713+0.287+7.65 1.57+0.245+7.43 6.02+

3.6+1.98

0.134+2.66+0.866 1.27+3.9+0.73+16.1 7.5+4.9-6.5

3.07-0.38-1.62 1.29+3.7+2.71+6.3 8-2.45-1.55

3.25+1.79-0.59+1.75 23.4-0.8-13.4-7.2 0.32×403

3.2+0.36+

4.8+1.64 1.23+3.4-0.23+6.6 0.25×36

12.7-(3.7+0.84) 36.54-1.76-4.54 0.25×0.73×4

7.6×0.8+0.2×7.6 0.85×199 0.25×8.5×4 1.28×8.6+0.72×8.6 12.5×0.96×0.8 10.4-9.6×0.35 0.8×(4.3×1.25) 3.12+3.12×99 28.6×101-28.6 0.86×15.7-0.86×14.7 2.4×102 2.31×1.2×0.5

14-7.32-2.68 2.64+8.67+7.36+11.33 70÷28

(2.5-0.25)×0.4 9.16×1.5-0.5×9.16 3.6-3.6×0.5

63.4÷2.5÷0.4 4.9÷1.4 3.9÷(1.3×5)

(7.7+1.54)÷0.7 2.5×2.4 2.7÷45 15÷(0.15×0.4)0.35×1.25×2×0.8 32.4×0.9+0.1×32.4 15÷0.25

4.5÷1.8 4.2÷3.5 930÷0.6÷5

小数乘除法简便计算专项练习

班级:姓名:

一、计算

1.25×3.2×0.25 4.7×1.25×1.6

1.25×88

1.25×6.4×0.25 4.6×0.35+4.6×0.65

2.55×1.5+1.5+6.45×1.5 2.95×101-2.95

12.5×5×0.16

3.2×10.1 0.52×105 10.01×

4.5

59÷0.25

1.8×0.9+0.18 5.4×0.68+3.4×2×0.46 8.9×9.9+11×0.99

(1.25+0.25)×16 23.9-0.6×0.6-0.64 3.7×0.44×2.5

9.73÷12.5÷0.8 7.8×4.86÷3.9 1.9×8.8+0.88

28.9×4÷289 0.7777×0.7+0.1111×2.1

888×1.6+222×3.6

92×0.9+7.2 4.8×7.8+78×0.52 1.87×9.9+0.187

3.14×0.68+31.4×0.032 7.2×0.2+2.4×1.4

4.2×98+8.4

7.74×(2.8-1.3)+1.5×2.26 12.7×9.9+1.27

2.3×16+2.3×23+2.3

3.65×

4.7-36.5×0.37

4.6×57+2.3×86 2.22×9.9+6.66×6.7 101×0.87-0.91×87

二、填空

1、已知25.16÷0.37=68,直接写出下列各式的得数。

251.6÷3.7= 0.2515÷0.37= 2.516÷37=

25.16÷0.037= 2.516÷0.037= 25.16÷()=6.8

2、1吨36千克=()吨84分=()小时

15千克15克=()千克36小时=()天

3、将3.18÷1.8、3.18÷0.8、3.18÷1.2、3.18÷1、3.18÷0.99从小到大的顺序排列

()4、7.07÷0.3商是23.5,余数是()

5、根据212×34=7208,在()里填上合适的数。

2.12×34=()()×34=0.7208

2.12×()=7.208 21.2×0.34=()

0.0212×340=()0.212×()=72.08

6、两个数相乘,小马虎把第一因数30.95中的9写成了6,结果积比正确答案少0.81,那么另一个因数是多少?

五年级数学简便计算练习卷

下面各题怎样算简便就怎样算。

(1)小数加减法计算

6.9+4.8+3.1 0.456+6.22+3.78 15.89+(6.75-5.89)

4.02+

5.4+0.98 5.17-1.8-3.2 13.75-(3.75+

6.48)

3.68+7.56-2.68 7.85+2.34-0.85+

4.66 3

5.6-1.8-15.6-7.2 3.82+2.9+0.18+9.1 9.6+4.8-3.6 7.14-0.53-2.47

5.27+2.86-0.66+1.63 13.35-4.68+2.65 73.8-1.64-13.8-5.36

47.8-7.45+8.8 0.398+0.36+3.64 15.75+3.59-0.59+14.25

66.86-8.66-1.34 36.8-3.9-6.1 32+4.9-0.9

25.48-(9.4-0.52) 3.9-4.1+6.1-5.9 15.02-6.8-1.02

32+4.9-0.9 146.5-(23+46.5) 9.43-(6.28-1.57)

4.8+8.63+

5.2+0.37 5.93+0.19+2.81 1.76+0.195+3.24

2.35+1.713+0.287+7.65 1.57+0.245+7.43 6.02+

3.6+1.98

0.134+2.66+0.866 1.27+3.9+0.73+16.1 7.5+4.9-6.5

3.07-0.38-1.62 1.29+3.7+2.71+6.3 8-2.45-1.55

3.25+1.79-0.59+1.75 23.4-0.8-13.4-7.2 3.2+0.36+

4.8+1.64

1.23+3.4-0.23+6.6 1

2.7-(

3.7+0.84) 36.54-1.76-

4.54

14-7.32-2.68 2.64+8.67+7.36+11.33

(2)小数乘法计算

0.25×16.2×4 (1.25-0.125)×8 3.6×102 320÷1.25÷8

3.72×3.5+6.28×3.5 1

4.8×7.8+78×0.52 0.8×100.1

5.6×13.1-15.6-15.6×2.1 4.2÷3.5 7.09×10.8-0.8×7.09

18.76×9.9+18.76 3.52÷2.5÷0.4 56.5×9.9+56.5

515.6×13.1-15.6-15.6×2.1 4.8×7.8+78×0.52 4.2÷3.5

4.8×100.1 56.5×9.9+56.5 7.09×10.8-0.8×7.09

18.76×9.9+18.76 3.52÷2.5÷0.4 320÷1.25÷8

9.6÷0.8÷0.4 4.2×99+4.2 15.2÷0.25÷4 0.89×100.1

17.8÷(1.78×4) 0.49÷1.4 1.25×2.5×32 3.65×10.1

3.83×

4.56+3.83×

5.44 9.7×99+9.7 3.14×0.68+31.4×0.032 27.5×3.7-7.5×3.7 8.54÷2.5÷0.4 0.65×101 3.2×0.25×12.5 (45.9-32.7)÷8÷0.125 5.6÷1.25÷0.8÷2.5÷0.4 4.36×12.5×8

7.2×0.2+2.4×1.4 8.9×1.01 7.74×(2.8-1.3)+1.5×2.26

3.9×2.7+3.9×7.3 18-1.8÷0.125÷0.8 12.7×9.9+1.27

21×(9.3-3.7)-5.6 5.4×11-5.4 4.5÷1.8 4.2÷3.5

63.4÷2.5÷0.4 4.9÷1.4 3.9÷(1.3×5) 930÷0.6÷5

7.7+1.54)÷0.7 2.5×2.4 2.7÷45 15÷(0.15×0.4)

0.35×1.25×2×0.8 32.4×0.9+0.1×32.4 15÷0.25

(2.5-0.25)×0.4 9.16×1.5-0.5×9.16 3.6-3.6×0.5 70÷28

0.8×(4.3×1.25) 3.12+3.12×99 28.6×101-28.6

0.86×15.7-0.86×14.7 2.4×102 2.31×1.2×0.5

7.6×0.8+0.2×7.6 0.85×199 0.25×8.5×4 4.6÷3.5

1.28×8.6+0.72×8.6 1

2.5×0.96×0.8 10.4-9.6×0.35 0.25×36

0.25×0.73×4 0.32×403 46×57+23×86 0.79×199

13.7×0.25-3.7÷4 2.22×9.9+6.66×6.7 2.3×16+2.3×23+2.3 101×0.87-0.91×87 10.7×16.1-15.1×10.7 3.65×4.7-36.5×0.37

4.8+8.63+

5.2+0.37 5.93+0.19+2.81 1.76+0.195+3.24 2.35+1.713+0.287+7.65 1.57+0.245+7.43

6.02+3.6+1.98

小数乘除法竖式计算练习题

我能算得又快又好 小数乘法练习题(一) 一、一般乘法竖式计算题 65×0.7 0.0016×13 0.65×0.17 (得数保留两位小数) 0.65×7.3 8.7×0.92 (得数保留两位小数)(用乘法验算) 3.7×0.016 3.83×2.6 (得数保留两位小数)(用除法验算) 二、乘数中间有“0”的乘法 56.2×4.08 125×2.04 23.5×1.02 2.5×20.1 8.81×1.01 2.01×1.03 (得数保留两位小数) 三、积末尾有“0”的乘法 1.6×0.85 2.25×2.4 0.15×2.8

0.25×0.44 3.15×1.8 1.25×0.8 三、简便计算。 0.125×64 0.68×101 3.26×5.7-3.26×0.7 55.6×99+55.6 1.25×213×0.8 19.625-(4.379+9.625) 3.42×5.7+4.3×3.42 8.75×11-8.75 9.9×202 小数乘法练习题(二) 一、一般乘法竖式计算题 205×0.18 305×0.14 (用除法验算) 2.03×0.14 205×0.13 0.34×0.126 (得数保留两位小数)

二、乘数中间有“0”的乘法 518×3.07 4.15×1.03 2.42×1.05 (得数保留一位小数) 1.25×8.08 1.02×20.6 2.05×4.6 三、积末尾有“0”的乘法 18.6×1.5 2.06×0.25 2.36×0.35 三、简便计算。 0.125×24 0.78×101 3.25×5.7-3.25×0.7 56.6×99+56.6 1.25×24×0.8 19.725-(4.379+9.725) 3.56×5.7+ 4.3×3.56 6.75×101-6.75 9.9×201

小数乘除法练习题

北京市朝阳区小学数学试题 内容:小数乘除法姓名: 1、在计算19.76÷0.26时,应将其看作()÷()来计算,运用的是()的性质。 2、两个因数的积是0.45,其中的一个因数是1.2,另一个因数是()。 3、9.9898…是一个()小数,用简便方法记作()。 4、20÷3的商用简便方法记作(),精确到百分位是()。 5、在圆圈里填上“>”、“<”或“=”。 1.377÷0.99○1.337 1.377÷1.9○1.377 2.85÷0.6 ○2.85×0.6 3.76×0.8○0.8×3.76 6、1.2×()=0.48 2时45分=()时 7、在3.8484,3.8484……,3.8444……,3.84235……中,有限小数有();无限小数的有();循环小数的有()。 3.用“四舍五入”把8.954保留两位小数约是(),精确到十分位约是()。 4.在乘法中,如果两个因数都不为0,一个因数不变,另一个因数扩大10倍,积就() 一个因数扩大100倍,另一个因数扩大10倍,积就()。 5.不用计算,写出:(1),1.8×0.27的积有()位小数。 (2),9.12÷0.24的商的最高位是在()位上。 6. 0.7除以0.3,商求到十分位,商是(),余数是()。 9.由21.45÷15=1.43,可知2.145÷15=(),214.5÷0.15=()。 4. 2.5÷4的商是0.6,余数是1。( ) 5. 20÷9的商是无限循环小数。( ) 6. 3.0与3不一定相等。( )

7. 0.666……保留两位小数写作0.666……=0.67。( ) 8.无限小数比有限小数大些。( ) (6)0.95的循环小数保留三位小数是()。 ①0.956 ②0.959 ③0.960 (3)一个数的小数点向右移动三位,再向左移动四位,则这个数() A.除以10 B.乘10 C.除以100 (4)把0. 27÷3,变成27÷3,那么商() A.扩大1000倍 B.扩大10倍 C.缩小1000 一、填空。(10分) 1. 3.98保留一位小数,近似值是(), 2.0909…保留三位小数是()。 2. 45.9÷ 3.3=(),2.03÷0.07=()÷7, 2.39÷0.2=()÷2。 3.两个数的积是 4.8,其中一个乘数是2,另一个乘数是()。 4.两数相除,商是 5.7,被除数和除数都扩大5 倍,商是();若被除数不变除数缩小3倍,商是();若被除数扩大100倍,除数扩大10倍商是() 5.一个数的7.2倍是61.2,它的5.6倍是()。 二、判断(对的打“∨”错的打“×”共10分) 1.0.272727是循环小数() 2. 5.4999保留两位小数是5.50() 3.4.8-4.8÷8=0( ) 4 0.25÷0.25÷4=0( ) 5 10.4除以0.01,就相当于把10.4 扩大100倍;10.4乘0.01就相当于把10.4缩小了100倍。() 三、选择(把正确答案的序号填在括号里10分)

(完整版)小数乘除法计算题及其答案

许家庄小学小数乘除法专项练习乘法 5.6×2.9= 3.77×1.8= 0.02×96= 5.22×0.3= 9.99×0.02= 4.67×0.9= 5×2.44= 1.666×6.1= 9.432×0.002= 5.6×6.5= 4.88×2.9= 5.61×4.3= 8.9×2.4= 5.5×55= 9.77×0.02= 1.384×5.1= 8.78×83= 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= 5.555×5.2= 2.22× 3.33= 7.658×85= 36.02×0.3= 56.78×8=

除法: 85.44÷16= 42.84÷7= 101.7÷9= 67.5÷15= 230.4÷6= 21.24÷36= 0.736÷23= 43.5÷12= 35.21÷7= 39.6÷24= 6.21÷0.03= 210÷1.4= 51.3÷0.27= 91.2÷3.8= 0.756÷0.18= 0.66÷0.3= 11.97÷1.5= 69.6÷2.9= 38.4÷0.8= 15÷0.06= (循环小数的用简便方法,除不尽保留2位小数): 8.2÷0.12= 0.8÷0.9= 76.4÷5.4= 4.7÷3= 1.25÷1.2= 32÷42= 14.36÷2.7= 8.33÷6.2≈ 1.7÷0.03= 2.41÷0.7= 0.396÷1.2= 0.756÷0.36=

计算 0.18×15= 0.025×14= 3.06×36=15.6×13= 0.04×0.12= 3.84×2.6≈(保留一位小数)5.76×3=7.15×22= 90.75÷3.3= 3.68×0.25= 16.9÷0.13= 1.55÷3.9= 3.7×0.016= 13.76×0.8= 5.2×0.6= 8.4×1.3= 6.4×0.5= 4.48×0.4= 5.25×5= 35.4×4.2= 0.042×0.54= 0.76×0.32= 0.25×0.046= 2.52×3.4= 1.08×25= 0.12×0.5×0.16= 4.8×0.25= 0.125×1.4≈(保留两位小数) 2.5÷0.7≈(保留三位小数)10.1÷3.3= (商用循环小数)10.75÷12.5= (用乘法验算)3.25×9.04= (用除法验算)

小数四则混合运算专项练习题(能简便的要简便)

小数混合运算专项练习276题(能简便的要简便运算) (1)0.11×1.8+8.2×0.11 (2) 2.34×99+2.34 (3) 5.4÷2.7×0.8 (4)132×101 (5) 6.25÷1.25÷0.8 (6) 2.5×16. (7) 6.33×101﹣6.33 (8) 1.56×1.7+0.44×1.7 (9) 1.8×[(3.41﹣2.9)÷0.03] (10)0.125×32×2.5. (11) 1.258×18.5﹣0.258×18.5 (12)8.48÷0.8×0.9 (13) 1.25×2.4 (14) 5.85÷(1.3+0.5)×6. (15)17.17﹣6.8﹣3.2﹣6.17 (16) 5.4×[(1.3+2.15)÷0.2] (17)8.4÷0.6+8.4÷0.4 (18)16.8×10.1 (19)10.9﹣0.9÷0.2+1.8 (20) 1.25×3.2×0.25. (21) 1.36+4.85+2.64+6.15 (22)98.5÷2.5÷4 (23) 5.4÷[2.5×(3.7﹣2.9)] (24)0.8×(4﹣3.68)÷0.01 小数混合运算--- 1

(25)83.7﹣12.83﹣0.17 (26) 5.96+13×(3.2﹣3.12)(27) 4.32÷2.4×1.7; (28)16.2×4.5+3.8×4.5;(29)9.05﹣3.86﹣3.14; (30)7.28+0.72÷0.9 (31) 4.32+5.43+6.68 (32)17.17﹣6.8﹣3.2 (33) 5.29×9+5.29 (34)16.8×10.1 (35) 2.74×9.5+5×0.274 (36)0.36+9.6÷3.2. (37) 3.75×25+6.25×25 (38)25.46﹣8.23﹣1.76 (39) 2.9+7.1×10 (40) 1.25×32×0.25. (41)15.68﹣(7.78﹣4.32)﹣2.32 (42)0.25×3.2×1.25 (43)9.99×1.01 (44) 4.63×1.4+46.3×0.86 (45)17.5÷0.8÷12.5 (46)0.9+9.9+99.9+999.9. (47) 2.9×99+2.9 (48)25×11.2×4 (49)23.25﹣6.75﹣3.25. (50)125×3.2×2.5 小数混合运算--- 2

小数乘除法练习题道

小数乘法练习题60道 4.08×100= 3.58×2= 0.5×0.9= 0.37×2.4= 0.6×0.8= 3×0.9= 2.5×0.4= 3.6×0.4= 12.5×8= 50×0.04= 80×0.3= 1.1×9= 4.5×0.07 = 2.5×3.6 =? 0.36×0.2 = 0.13×4 =? 3.7×0. 6 = 3.8×2 = 4.2×1000 =? 0.18×0.3 =? 1000×0.756 = 0.5×100 = 2.5×0.4 =? 1.6×0.2 =? 0.6×3 = 0.75×0.8 = ? 0.04×25 = 12.5× 8 = 1.4×5 =? 0.1×0.01 = 0.35×8 = 0.5 × 0.12 = 0.6×3= 0.32 × 0 =? 0.125× 8 = 0.25 × 0.8 = 2.5 ×9 = 0.8×25= 7.4×100= 0.7×5= 0.9×11= 0.96×0= 0.02×500= 12.5×8= 0.3×10= 1.4×3= 1.12×2= 0.39×10= 4.1×6= 1.9×8= 2.3×5= 4.3×5= 6.5×10= 0.56×100= 1.5×4 = 2.5×4 = 2.8×0.5=

小数除法练习题60道 19.8÷3.3 = 5÷0.25 = 0.76÷0.4 =? 3.57÷ 4.2 =? 82.8÷ 36 = 3.6÷0.24 =? 382.5÷45 = 5.5÷11 = 7.5÷0.5 = 6÷1.2 = ?6.3÷0.09 = 3.2÷8 = 7.2÷0.9 = 24÷1.2 =? 12÷0.12 = 6.75÷0.25 = 12÷0.75 =? 21÷0.7 = 16.9÷0.13 = 1.55÷3.9 =? 7.2÷2 = 0.3÷0.15 =? 7.35÷7 =? 1÷0.01 = 2÷0.4 = 1÷0.1 = 3.6÷0.6 =? 48÷0.6 =? 66.6÷1.11 = 9.3÷0.31 =? 2.4÷0.8 = 5.4÷10 = 0.45÷0.15 = 3.6÷0.1 = 8.5×100 = 3.2÷100 = 8.5÷1.7 = 1.2÷0.3 = 0.49÷0.7 =? 0.096÷0.03 = 84÷ 4.2 =? 0.1÷0.25 = 1÷0.01 = 7.2÷0.9 = 9.3÷0.3 = 4÷0.4 = 0.45÷0.5 =? 0.2÷0.01 =? 25.2÷6= 34.5 ÷15= 5.6÷4= 1.8÷12= 7.83÷9= 4.08÷8= 0.54÷6= 6.3÷14= 72÷0.5= 1.4÷7= 24÷1.5= 1.26÷18=

小学五年级数学小数乘除法计算练习题-集

小数计算练习题集 2.14 -0.9= 0.5+7.6= 240 - 48= 4200 - 300= 0.75 - 396+99= 90 X 30= 20 X 35= 1-0.2= 3— 2.25= 1.57+3.43= 286+199= 18.54 - 36 X 99= 2.4 2= 48 - 0.6= 96 - 3= 0.24 - 0.2= 4.8 6= 0.96 - 0.03= 2.4 - 0.2= 4.8 - 0.6= 9.6 0.3= 3.24 - 24= 3.24 - 0.24= 3.24 - 2.4= 2.4 2= 48 - 0.6= 96 - 3= 0.24 - 0.2= 4.8 6= 0.96 - 0.03= 2.4 - 0.2= 4.8 - 0.6= 9.6 0.3= 25.8 - 6= 22.8 - 3= 5.98 - 0.23= 19.76 - 5.2= 3.81 - 7= 32 - 42= 246.4 - 13= 2.17 - 0.7= 0.4 -0.01= 5.3+6.7= 5.4-3.6-1.4= 30 X 0.01= 15 - 1.5= 12.9-8.5= 7.2 X 0.4= 2.8 X 1.4= 8+2-8+2= 286+198= 314-202= 526+301= 223-99= 0.45 X 2.5 = 0.8 X 1.25 = 0.3 X 3.6= 0.3 X 0.3= 10X 0.07 = 0.3 X 1.4 = 0.05 X 7= 0.92 X 0.4= 0.2 X 0.26 = 0.14 X 4= 0.02 X 0.1 = 1.2 X 0.3= 0.2 X 0.4 = 8.2 + 1.8 = 100 35.22= 2.3 X 4= 2.5 X 0.4 = 2.4 X 5= 0.22 X 4= 3.25 X 0.5= 0.9 — 0.52 = 3.99 X 1= 0 X 3.52= 12.5 X 8= 8- 10 = 10-1.8-7.2= 0.43+3.57= 2.5 X 4X 12= 0.9X 0.8= 7.5x-3x= a+3a+7a= 1.05 X 100= 1-0.5= 0.96 - 3= 1.47 - 0.7= 5.4 - 6= 0.16.5 X 10= 0.56 X 100= 3.78 X 100= 4 0.8= 3.215X 100= 0.8 X 10= 4.08 X 100= 1.1 X 0.2 = 0.6 X 0.8 = 3 0.9= 2.5 X 0.4= 3.6 X 0.4= 12.5X 8= 50 X 0.04= 80 X 0.3 = 1.1 X 9= 0.16X 5= 1.78 + 2.2 = 9.6 0.6 = 1.2 X 0.5= 0.7-0.01= 2.5 X 0.4= 12 — 3.9= 6.6 - 0.66= 3.9 + 2.03 = 4.2 - 3.5 = 1.6+2.4 X 0.3= 2.14 —0.9= 27+ 456+ 73= 0.3 X 0.3= 7.2 +2.8= 0.9 - 0.01 = 12- 0.3= 2.87 - 0.7 = 13 - 4= 0.96 - 0.3= 1.5 X 0.4 = 7 0.25= 2.5 X 0.7X 0.8= 8 — 2.5 =

(精华版)小数加减乘除法简便运算练习题

小数简便运算练习(一) 班级姓名得分 4.8+8.63+ 5.2+0.37 5.93+0.19+2.81 1.76+0.195+3.24 2.35+1.713+0.287+7.65 1.57+0.245+7.43 6.02+ 3.6+1.98 0.134+2.66+0.866 1.27+3.9+0.73+16.1 7.5+4.9-6.5 3.07-0.38-1.62 1.29+3.7+2.71+6.3 8-2.45-1.55 3.25+1.79-0.59+1.75 23.4-0.8-13.4-7.2 0.32×403 3.2+0.36+4.8+1.64 1.23+3.4-0.23+6.6 0.25×36 12.7-(3.7+0.84) 36.54-1.76-4.54 0.25×0.73×4 7.6×0.8+0.2×7.6 0.85×199 0.25×8.5×4 1.28×8.6+0.72×8.6 12.5×0.96×0.8 10.4-9.6×0.35 0.8×(4.3×1.25) 3.12+3.12×99 28.6×101-28.6

(4.23+6.17)×0.8 0.86×15.7-0.86×14.7 2.4×102 14-7.32-2.68 2.64+8.67+7.36+11.33 2.31×1.2×0.5 (2.5-0.25)×0.4 9.16×1.5-0.5×9.16 3.6-3.6×0.5 4.5÷1.8 4.2÷3.5 930÷0.6÷5 63.4÷2.5÷0.4 4.9÷1.4 3.9÷(1.3×5)(7.7+1.54)÷0.7 2.5×2.4 2.7÷45 0.35×1.25×2×0.8 32.4×0.9+0.1×32.4 15÷0.25 70÷28 15÷(0.15×0.4) 4.25÷2.5×9.9+0.17 小数简便运算练习(二) 班级姓名得分

小数乘除法竖式计算练习题

小数乘法练习题(一) 一、一般乘法竖式计算题 65×0.7 0.0016×13 0.65×0.17 (得数保留两位小数) 0.65×7.3 8.7×0.92 (得数保留两位小数)(用乘法验算) 3.7×0.016 3.83×2.6 (得数保留两位小数)(用除法验算)

二、乘数中间有“0”的乘法 56.2×4.08 125×2.04 23.5×1.02 2.5×20.1 8.81×1.01 2.01×1.03 (得数保留两位小数) 三、积末尾有“0”的乘法 1.6×0.85 2.25×2.4 0.15×2.8 0.25×0.44 3.15×1.8 1.25×0.8

三、简便计算。 0.125×64 0.68×101 3.26×5.7-3.26×0.7 55.6×99+55.6 1.25×213×0.8 19.625-(4.379+9.625) 3.42×5.7+ 4.3×3.42 8.75×11-8.75 9.9×202

小数乘法练习题(二) 一、一般乘法竖式计算题 205×0.18 305×0.14 (用除法验算) 2.03×0.14 205×0.13 0.34×0. (得数保留两位小数) 二、乘数中间有“0”的乘法

518×3.07 4.15×1.03 2.42×1.05 (得数保留一位小数) 1.25×8.08 1.02×20.6 2.05×4.6 三、积末尾有“0”的乘法 18.6×1.5 2.06×0.25 2.36×0.35 三、简便计算。

0.125×24 0.78×101 3.25×5.7-3.25×0.7 56.6×99+56.6 1.25×24×0.8 19.725-(4.379+9.725) 3.56×5.7+4.3×3.56 6.75×101-6.75 9.9×201 小数除法练习题(一) 一、除数是整数的小数除法

小数乘除法计算题1

85.44÷16 42.84÷7 101.7÷9 67.5÷15 230.4÷6 21.24÷36 0.736÷23 43.5÷12 35.21÷7 39.6÷24 6.21÷0.03 210÷1.4 51.3÷0.27 91.2÷3.8 0.756÷0.18 0.66÷0.3 11.97÷1.5 69.6÷2.9 38.4÷0.8 15÷0.06 5.6×2.9 3.77×1.8 0.02×96 5.22×0.3 9.99×0.02

4.67×0.9 5×2.44 1.666×6.1 9.432×0.002 5.6× 6.5 4.88×2.9 5.61×4.3 8.9×2.4 5.5×55 9.77×0.02 1.384×5.1 8.78×83 2.6×61 0.059×0.2 4.268×1.7 57×5.7 9.46×2.85 1 7.8×6.4 1.5×4.9 2.5×0.88 5.555×5.2 2.22×3.33 7.658×85 36.02×0.3 56.78×8

8.2÷0.12 0.8÷0.9 76.4÷5.4 4.7÷3 1.25÷1.2 32÷42 14.36÷2.7 8.33÷6.2 1.7÷0.03 2.41÷0.7 0.396÷1.2 0.756÷0.36 15.6×13 0.18×15 0.025×14 3.06×36 0.04×0.12 3.84×2.6 5.76×3 7.15×22 90.75÷3.3 3.68×0.25 16.9÷0.13 1.55÷3.9 3.7×0.016

13.76×0.8 5.2×0.6 8.4×1.3 6.4×0.5 4.48×0.4 5.25×5 35.4×4.2 0.042×0.54 0.76×0.32 0.25×0.046 2.52×3.4 1.08×25 0.12×0.5 4.8×0.25 0.125×1.4 2.5÷0.7 10.1÷3.3 10.75÷12.5 3.25×9.04 4.87÷1.5

小数乘除法简便运算练习题

小数乘除法简便运算练习题 一、简便运算 0.25×8.5× 12.5×0.96×0.80.25×0.73×.36×12.5×8 0.25×16.2×1.25×2.5×3.2×0.25×12. 0.25×36 二、简便运算 ×8.8 0.32×403 三、简便运算 3.72×3.5+6.28×3.515.6 56.5×99+56..09 4.2×99+4.227.5 ×10.1.6×10 0.39×199.65×10.10.85×9.×2.1-15.6×1.13.83×4.56+ 3.83×5.4×10.8- 0.8×7.0.7×99+9.×3.7-7.5×3..9×2.7+3.9×7.3 四、简便运算 2.3×16+2.3×23+2.5.4×11-5.410.7×16.1-15.1×10.7 7.74×+1.5×2.2610.6×0.35-9.6×0.35.6×0.8+0.2×7.6 五、简便运算 1.28×8.6+0.72×8.60.65×101 .9

六、简便运算 4.8×7.8+78×0.521.87×9.9+0.183.14 12.7×9.9+1.23.65×4.-36.5×0.3101 七、用简便方法计算 6.66×3.3+6.66×6..2×0.2+2.4×1.46 ×1.01 ×0.68+31.4×0.03×0.87-0.91×87×57+23×86 小数简便计算练习一 小数简便计算的方法: 1、加法交换律与结合律的运用。、乘法交换律与结合律的运用。下面各题怎样算简便就怎样算。小数加减法计算 3.2+0.36+ 4.8+1.640.456 1.29+3.7+ 2.71+6.3 73.8-1.64-13.8-5.367.14 35.6-1.8-15.6-7.6.86 +6.22+3.7.0.398+0.36+3.64.02-0.53-2.45.17-8.66-1.3436.8+4.8+3.1 +5.4+0.9-1.8-3.-3.9-6.1 7.85+2.34-0.85+4.613.35-4.68+2.659.6+ 4.8-3.6 5.27+2.86-0.66+1.63.68 小数乘除法计算

222小数乘除法计算练习题合集

小学五年级数学上期计算练习题集 2.14-0.9= 0.5+7.6= 240÷48= 4200÷300= 0.75-0.38= 396+99= 90×30= 20×35= 1-0.2= 3-2.25= 1.57+3.43= 286+199= 18.54-9.9= 36×99= 2.4÷2= 48÷0.6= 96÷3= 0.24÷0.2= 4.8÷6= 0.96÷0.03= 2.4÷0.2= 4.8÷0.6= 9.6÷0.3= 3.24÷24= 22.8÷3= 5.98÷0.23= 19.76÷5.2= 3.81÷7= 32÷42= 246.4÷13= 2.17÷0.7= 0.4÷0.01= 5.3+ 6.7= 5.4-3.6-1.4= 30×0.01= 15÷1.5= 12.9-8.5= 7.2×0.4= 2.8×1.4= 8+2-8+2= 286+198= 314-202= 526+301= 223-99= 0.45×2.5= 0.8×1.25= 0.3×3.6= 0.3×0.3= 10×0.07= 0.3×1.4= 0.05×7= 0.92×0.4= 0.2×0.26= 0.14×4= 0.02×0.1= 1.2×0.3= 0.2×0.4= 8.2+1.8= 100-35.22= 2.3×4= 2.5×0.4= 2.4×5= 0.22×4= 3.25×0.5= 0.9-0.52= 3.99×1= 0×3.52= 12.5×8= 8÷10 = 10-1.8-7.2= 0.43+3.57= 2.5×4×12= 0.9×0.8= 1.05×100= 1÷0.5= 0.96÷3= 1.47÷0.7= 5.4÷6= 0.16.5×10= 0.56×100= 3.78×100= 4÷0.8= 3.215×100= 0.8×10= 4.08×100= 1.1×0.2 = 0.6×0.8 = 3×0.9= 2.5×0.4= 3.6×0.4= 12.5×8= 50×0.04= 80×0.3 = 1.1×9= 0.16×5= 1.78+2.2 = 9.6÷0.6 = 1.2×0.5= 0.7÷0.01= 2.5×0.4= 12-3.9= 6.6÷0.66= 3.9+2.03= 4.2÷3.5= 1.6+2.4×0.3= 2.14-0.9= 27+456+73= 0.3×0.3= 7.2+2.8= 0.9÷0.01= 12÷0.3= 2.87÷0.7= 13÷4= 0.96÷0.3= 1.5×0.4= 7÷0.25= 2.5×0.7×0.8= 8-2.5= 16÷1.6= 5.6×1.01= 0.36+0.64= 64.32÷16= 4.2÷0.1= 72.8÷0.8= 8.4÷4.2= 13.8+9.9= 2.4×2.5= 0.05×0.8= 2.56-0.37= 12×2.5= 1.23×3= 3.2÷1.6= 3.5+3.5×3= 19.6÷2= 8.8÷2.2= 0.75×4= 0.5×0.8= 8.4×0.2= 1.6×0.2= 7.2×0.3= 2.8×0.3= 0.9÷0.15= 1.8×0.4= 5.5÷0.55= 0.08×100= 2.2÷0.11= 5.46+4.54= 12.5×0.8= 0.35×0.3= 1.4×5=

小数乘除法计算题

小数计算题 用竖式计算 85.44÷16 42.84÷7 101.7÷9 67.5÷15 21.24÷36 0.736÷23 43.5÷12 35.21÷7 6.21÷0.03 210÷1.4 51.3÷0.27 91.2÷3.8 0.66÷0.3 11.97÷1.5 69.6÷2.9 15÷0.06 3.77×1.8 0.02×96 5.22×0.3 9.99×0.02

4.67×0.9 5×2.44 9.435×0.002 5.6× 6.5 (循环小数的用简便方法,除不尽保留2位小数): 8.2÷0.12 0.8÷0.9 4.7÷3 1.25÷1.2 32÷42 8.33÷6.2 1.7÷0.03 2.41÷0.7 2.5÷0.7= (保留三位小数)10.1÷3.3= (商用循环小数)10.75÷12.5= (用乘法验算) 3.25×9.04= (用除法验算)

脱式计算(能简算的要简算) 2.5×7.1×4 16.12×99+16.12 5.2×0.9+0.9 7.28×99+7.28 4.3×50×0.2 64-2.64×0.5 4.8×100.1 56.5×99+56.5 7.09×10.8-0.8×7.09 4.85 + 0.35 ÷ 1.4 8.7 × 17.4 - 8.7 × 7.4 12.5×0.4×2.5×8 6.81+6.81×99 0.25×185×40 4.4×0.8-3.4×0.8 (9.37+9.37+9.37+9.37)× 2.5 2.37×6.3+2.37×3.7

2.5×1.25×0.32 2.5×( 3.8×0.04) 0.125×72 6.8×0.75÷0.5 3.75÷0.125–2.75 1.53+23.4÷ 7.2 9.5×99 13.5×0.98 12.5×8.8 解方程 X+8.3=10.7 0.5x =30 x-5.6=9.4 x÷0.8=90

五年级上册小数简便运算150道经典练习题

73.8-1.64-13.8-5.36 66.86-8.66-1.34 0.25×16.2×4 3.72×3.5+6.28×3.5 36.8-3.9-6.1 2 5.48-(9.4-0.52) 4.8×7.8+78×0.52 3.6×102 6.4×0.25+3.6÷4 32+4.9-0.9 4.8-4.8×0.5 (1.25-0.125)×8 4.8×100.1 56.5×9.9+56.5 7.09×10.8-0.8×7.09 4.02+ 5.4+0.98 5.17-1.8-3.2 13.75-(3.75+ 6.48) 3.68+ 7.56-2.68 7.85+2.34-0.85+4.66 35.6-1.8-15.6-7.2 3.82+2.9+0.18+9.1 9.6+4.8-3.6 7.14-0.53-2.47 5.27+2.86-0.66+1.63 13.35-4.68+2.65 47.8-7.45+ 8.8

0.398+0.36+3.64 15.75+3.59-0.59+14.25 42.5-(6.07+1.13) 4.2÷3.5 320÷1.25÷8 18.76×9.9+18.76 3.52÷2.5÷0.4 4.78÷0.2+3.44 3.9-4.1+6.1-5.9 0.49÷1.4 1.25×2.5×32 3.6-0.6×2 3.65×10.1 3.6-3.6×0.8 15.2÷0.25÷4 5.6÷3.5 9.6÷0.8÷0.4 4.2×99+4.2 0.89×100.1 146.5-(23+46.5) 17.8÷(1.78×4) 5.83×2+4.27 (45.9-32.7)÷8÷0.125 9.7×99+9.7 4.36×12.5×8 1 5.6×13.1-15.6-15.6×2.1 0.65×101

小数乘法的简便运算练习题

小数乘法的简便运算 一、乘法交换律与结合律的运用。 4.56×0.4×2.5 12.5×2.7×0.8 12.5×32×0.25 2.5×32 12.5×56 25×0.36 二、乘法分配律的运用。 0.25×10.4 12.5×8.8 99×0.35 3.7×1.8-2.7×1.8 95.7×0.28+6.3×0.28-0.28×2 1.08×9+1.08 三、比较乘法结合律与分配律在简便运算时的区别(下面各题用不同的方法简算)。 12.5×88 12.5×88 0.25×48 0.25×48 四、 48×0.56+44× 9.16×1.53-0.053×91.6 314×0.043+3.14×7.2-31.4×0.15

五、用简便方法进行计算 53×10.1 4.2×6.51+3.49×4.2 25×7.3×0.4 0.125×96 12.5×10.8 (20-4)×0.25 45×21-50×2.1 45×1.58+5.5×15.8 9.99×2.22+3.33×3.34 3.7×1.4×0.05 72×0.81+10.4 1.4×25+3.45 1.5×102 1.25×0.7×0.8 2.7× 3.7+0.37×73 8.7×99 0.8×(12.5 – 1.25) 1.25×0.4×80×2.5 5×1.03×0.2 32×1.25 0.45×99 ①甲有存款4000元,乙有存款2400元,乙从存款中取出一些后,甲的存款正好是乙现在的 5倍。乙取出多少元钱? ②有一堆煤,如果用甲种车一次运完,需要36辆; 如果用乙种车一次运完,需要45辆。已知甲种车比乙种车每辆多运1.5吨。问这批煤共有多少吨?

小数乘除法计算题库完整

小数乘除法计算题 85.44÷16 42.84÷7 101.7÷9 67.5÷15 230.4÷6 5.34 6.12 11.3 4.5 38.4 21.24÷36 0.736÷23 43.5÷12 35.21÷7 39.6÷24 0.59 0.032 3.625 5.03 1.65 6.21÷0.03 210÷1.4 51.3÷0.27 91.2÷3.8 0.756÷0.18 207 150 190 24 4.2 0.66÷0.3 11.97÷1.5 69.6÷2.9 38.4÷0.8 15÷0.06 2.2 7.98 2.4 48 250 5.6×2.9 3.77×1.8 0.02×96 5.22×0.3 9.99×0.02 16.24 6.786 1.92 1.566 0.1998 4.67×0.9 5×2.44 1.666×6.1 9.432×0.002 5.6×6.5 4.203 12.2 10.1626 0.018864 36.4 4.88×2.9 5.61×4.3 8.9×2.4 5.5×55 9.77×0.02 14.152 24.123 21.36 302.5 0.1954 1.384×5.1 8.78×83 2.6×61 0.059×0.2 4.268×1.7 7.0584 728.74 158.6 0.0118 7.2556 57×5.7 9.46×2.85 17.8×6.4 1.5×4.9 2.5×0.88 324.9 26.961 113.92 7.35 2.2 5.555×5.2 2.22×3.33 7.658×85 36.02×0.3 56.78×8 28.886 7.3926 650.93 10.806 454.24 (循环小数的用简便方法,除不尽保留2位小数): 8.2÷0.12 0.8÷0.9 76.4÷5.4 4.7÷3 1.25÷1.2 68.33 0.89 14.15 1.57 1.04 32÷42 14.36÷2.7 8.33÷6.2 1.7÷0.03 2.41÷0.7 0.76 5.32 1.34 56.67 3.44 用竖式计算0.396÷1.2= 0.756÷0.36= 15.6×13= 0.18×15= 0.33 2.1 202.8 2.7 0.025×14= 3.06×36= 0.04×0.12= 3.84×2.6≈0.35 110.16 0.0048 9.984 5.76×3=7.15×22 90.75÷3.3 3.68×0.25 17.28 157.3 27.5 0.92 16.9÷0.13 1.55÷3.9 3.7×0.016 13.76×0.8= 130 0.397 0.0592 11.008 5.2×0.6 8.4×1.3 6.4×0.5 4.48×0.4 3.12 10.92 3.2 1.792 5.25×5 35.4×4.2 0.042×0.54 0.76×0.32 26.25 148.68 0.02268 0.2432 0.25×0.046 2.52×3.4 1.08×25 0.12×0.5×0.16=0.0115 8.568 27 0.0096 4.8×0.25=0.125×1.4≈(保留两位小数) 1.2 x 0.18 1 2.5÷0.7= (保留三位小数) 10.1÷3.3=

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小数简便运算分类练习题 1、乘法交换律: 加法交换律 α×b ×c=α×c ×b 基本方法:先交换因数的位置,再计算。 0.25×4.5×4 12.5×0.76×0.8 0.25×0.73×4 0.25×16.2×4 0.2×8.77×0.5 12.5×5.6×0.8 二、乘法结合律 乘法结合律 )()(b c a c b a ??=?? 基本方法:先把前两个相乘或后两个相乘,再计算。 4.36×12.5×8 0.95×0.25×4 35×0.4×0.5 0.75×50×0.4 14.6×12.5×0.8 3.9× 0,4×2.5 三、乘法分配律 乘法分配律 c b c a c b a ?±?=?±)( 基本方法:将括号中相加减的两项分别与括号外的分数相乘,符号保持不变。 (1.25-0.125)×8 (2-4)×0.25 (2+0.4)×5 (125+2.5)×0.8 (0.6-0.4)×0.5 (0.8+3.6-0.4)×0.25 四、乘法分配律逆应用 乘法分配律逆向定律 )(c b a c a b a ±=?±? 基本方法:提取两个乘式中共有的因数,将剩余的因数用加减相连,同 时添加括号,再运算。 3.72×3.5+6.28×3.5 15.6×2.1-15.6×1.1 3.83× 4.56+3.83× 5.44 7.09×10.8-0.8×7.09 27.5×3.7-7.5×3.7 3.9×2.7+3.9×7.3 10.6×0.35-9.6×0.35 7.6×0.8+0.2×7.6 五、乘法分配律拓展应用 4.8×10.2 3.6×102 0.39×199 8.9×1.01 0.32×403 3.65×10.1 0.85×9.9 0.99×5.06

五上小数乘除法简便计算复习练习题

班级___________ 姓名______________ 2.5×7.1×4 16.12×99+16.12 5.2×0.9+0.9 4.3×50×0.2 0.75×199 0.86×15.7-0.86×14.7 0.25×36 4.2÷3.5 7.28×99+7.28 26×15.7+15.7×24 1.2×(9.6÷2.4)÷4.8 4.8-4.8×0.5 8.05×3.4+7.6 (3.275+0.625)×3.32×25 32+4.9-0.9 (1.25-0.125)×8 4.8×100.1 7.09×10.8-0.8×7.09 12.5×0.4×2.5×8 0.279×343+0.657×279 0.96 ÷(4.2 -3.4)× 1.25 9.5×99.8 4.8 ×(15 ÷ 2.4)8.7 × 17.4 - 8.7 × 7.4

班级___________ 姓名______________ 2.5×(3.8×0.04) 3.8×299.9 2.5×1.25×0.32 0.125×72 0.25×39+0.25 6.8×0.75÷0.25 48×0.56+44×0.48 12.5×56 13.5×0.98 12.5×8.8 95.7×0.28+6.3×0.28-0.28×2 9.5×99 9.16×1.53-0.053×91.6 3.9÷(1.3×5) 4.2÷3.5 15÷(0.15×0.4) 63.4÷2.5÷0.4 3.6-3.6×0.75 (4.23+6.17)×0.8 40.5 ÷ 0.81 × 0.18 4.4×0.8-3.4×0.8 (9.37+9.37+9.37+9.37)× 2.5

小学五年级数学小数点乘除法计算练习题合集

小学五年级数学小数点乘除法计算练习题合集 TYYGROUP system office room 【TYYUA16H-TYY-TYYYUA8Q8-

列竖式计算 -= -= 3-= += -= 36×99= ÷= ÷3= ÷= ÷= ÷ 7= 32÷42= ÷13= ÷= += ×= ÷= ÷= ×13= ×15= ×14= ×36= ×= ×3=×22= ÷= ×= ÷= ÷= ×= ×= ×= ×= ×= ×= ×= ×= ×= ×25= ×=÷= ÷= × = ×= ×= ×= ×= ×= ÷29= ÷= ÷= ÷= ÷= ÷= ÷= ÷= ÷12= ÷= ÷= ÷=

21÷= ÷= ÷= ÷= ÷= ÷= ÷= ÷= ÷= ÷= ÷= ÷= ÷= ÷= ÷= ÷= ÷6= ÷15= ÷12= 24÷15= ÷12= ÷14= 72÷15= ÷7= ÷18= ÷29= ÷27= ÷15= ÷11= ÷24= ÷52= ÷12= 328÷16= ÷27= ÷= ÷= ×= ×= ×= ÷29= ÷=×= ×= ×25= ×=5×=×=×=×=×=×=×=

×55=×=×=×83=×61=×=×=57×=×=×= ×= ×= ÷ = 脱式计算(能简便的就简便运算) ×4×12 63+124+76 27+456+73 ×4×12 ×××72 ×101 ×--×× 12-- ++ 75×25×4 250

-250÷5 70+50÷50+70 +++ ×101 ××××8 -- 72×101-72 235×28-35×28 ×78+78×8×+××(+×4 ×× ×99+ ×50× 102×45-328 ×+= 300-4263÷21 ÷+ 403÷13×27 (25+4)×4 (+ × 1025-768÷32 645-45×12 +×

小数简便计算练习题

五年级数学简便计算练习卷 下面各题怎样算简便就怎样算。 (1)小数加减法计算 6.9+4.8+3.1 0.456+6.22+3.78 15.89+(6.75-5.89) 4.02+ 5.4+0.98 5.17-1.8-3.2 13.75-(3.75+ 6.48) 3.68+ 7.56-2.68 7.85+2.34-0.85+4.66 35.6-1.8-15.6-7.2 3.82+2.9+0.18+9.1 9.6+4.8-3.6 7.14-0.53-2.47 5.27+2.86-0.66+1.63 13.35-4.68+2.65 73.8-1.64-13.8-5.36 47.8-7.45+8.8 0.398+0.36+3.64 15.75+3.59-0.59+14.25 6 6.86-8.66-1.34 36.8-3.9-6.1 32+4.9-0.9 25.48-(9.4-0.52) 3.9-4.1+6.1-5.9 15.02-6.8-1.02 32+4.9-0.9 146.5-(23+46.5) 9.43-(6.28-1.57) 4.8+8.63+ 5.2+0.37 5.93+0.19+2.81 1.76+0.195+3.24 2.35+1.713+0.287+7.65 1.57+0.245+7.43 6.02+ 3.6+1.98 0.134+2.66+0.866 1.27+3.9+0.73+16.1 7.5+4.9-6.5 3.07-0.38-1.62 1.29+3.7+2.71+6.3 8-2.45-1.55 3.25+1.79-0.59+1.75 23.4-0.8-13.4-7.2 3.2+0.36+ 4.8+1.64

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