五年级简便计算练习题与答案

五年级简便计算练习题与答案
五年级简便计算练习题与答案

五年级简便计算练习题及答案

下面各题怎样算简便就怎样算。

小数加减法计算

6.9+ 4.8 + 3.1 0.456 + 6.22 + 3.715.89 + 4.02 + 5.4+ 0.98

5.17 - 1.8 - 3. 13.75 - 3.68 + 7.56 - 2.68.85 + 2.34 —0.85 + 4.66

35.6— 1.8 —15.6 —7.23.82 + 2.9 + 0.18 + 9.1.6 +

4.8- 3.67.14 - 0.53 - 2.47

5.27 + 2.86 - 0.66 + 1.13.35 - 4.68 + 2.6573.8 -

1.64—13.8 — 5.36

47.8- 7.45+8. 0.398+0.36+3.615.75+3.59 - 0.59+14.2566.86 - 8.66 - 1.34

36.8— 3.9 — 6.132 + 4.9 —0.95.48 —.9 — 4.1 + 6.1 —5.9

15.02-6.8-1.0232 + 4.9 - 0. 146.5 - .43

4.8+8.63+

5.2+0.5.93+0.19+2.81

1.76+0.195+3.2

2.35+1.713+0.287+7.65

1.57+0.245+7.6.02+3.6+1.980.134+

2.66+0.8661.27+

3.9+

0.73+16.1

7.5 + 4.9 — 6..07 —0.38 — 1.1.29 + 3.7 + 2.71 + 6.8

-2.45 - 1.55

3.25+ 1.79 - 0.59 + 1.7523.4 - 0.8 - 13.4 - 7.2.2

+ 0.36 + 4.8 + 1.64

1.23 + 3.4 - 0.23 + 6. 1

2.7 - 6.54 - 1.76 - 4.54

14 - 7.32 - 2.62.64 + 8.67 + 7.36 + 11.33

小数乘法计算

0.25 X 16.2 XX 8.6 X 10220-1.25 +8

3.72 X 3.5 + 6.28 X 3.51 .8 X 7.8 + 78X 0.50.8 X 100.1

5.6X 13.1 - 15.6 -15.6 X 2.14.2 + 3.5.09 X 10.8 -

0.8 X 7.09

18.76 X 9.9 + 18.76.52 + 2.5 + 0.456.5 X 9.9 + 56.5

515.6X 13.1 - 15.6 - 15.6 X 2.14.8 X 7.8 + 78 X 0.524.2 + 3.54.8 X 100.1

56.5X 9.9 + 56.5.09 X 10.8 - 0.8 X 7.0 18.76 X 9.9

+ 18.763.52 + 2.5 + 0.4

320+ 1.25 + 9.6 + 0.8 + 0.4.2 X 99 + 4.215.2+ 0.25 + 40.89 X 100.1

17.8+ 0.49 + 1.1.25 X 2.5 X 3.65 X 10.1

3.83 X

4.56 + 3.83 X

5.449.7 X 99 + 9..14 X 0.68 +

31.4X 0.032

27.5X 3.7 - 7.5X 3..54 - 2.5 - 0.0.65 X 101.2 X 0.25 X 12.5

+ 8 + 0.12.6 + 1.25 + 0.8 + 2.5 + 0..36 X 12.5 X8

7.2X 0.2 + 2.4 X 1..9 X 1.01.74 X + 1.5 X 2.26

3.9X 2.7 + 3.9 X 7.318 - 1.8 - 0.125 - 0.12.7 X 9.9 + 1.27

21 X- 5.65.4 X 11 - 5..5 - 1.84.2 - 3.5

63.4* 2.5 * 0.4.9 * 1.43.9 * 930* 0.6 * 57.7 +

1.54 ) *0 .7

2.5X2..7 * 15*0.35 X 1.25 X2X 0.8

32.4X 0.9 + 0.1 X 32.15 * 0.2 X 0.49.16 X 1.5 - 0.5 X 9.16

3.6- 3.6 X 0.50 * 280.8 X 3.12 + 3.12 X 9928.6 X 101- 28.6

0.86 X 15.7 - 0.86 X 14..4 X 102.31 X 1.2 X 0.57.6 X 0.8 + 0.2 X 7.6

0.85 X 19 0.25 X 8.5 X 44.6 * 3.1.28 X 8.6 + 0.72 X 8.6

12 .5 X 0.96 X 0.810.4 - 9.6X 0.30.25 X 30.25 X 0.73 X 0.32 X 403

46X 57 + 23X 8 0.79 X 1913.7 X 0.25 -

3.7* 2.22 X 9.9+6.66 X 6.7

2.3X 16+2.3 X23+2.101 X0.87 -0.91 X810.7 X 16.1 -15.1

X 10.7

3.65X

4.7 - 36.5 X 0.37

五年级数学简便计算练习卷四

7.6X 0.8 + 0.2 X 7.60.85 X 190.25 X 8.5 X4

1 .28 X 8.6 + 0.7

2 X 8. 12.5 X 0.96 X 0.810.4 - 9.6X 0.35

0.8 X 3.12 + 3.12 X 9928.6 X 101- 28.6

0.86 X 15.7 - 0.86 X 14..4 X 102.31 X 1.2 X 0.5

14 - 7.32 - 2.62.64 + 8.67 + 7.36 + 11.30 - 28

X 0.49.16 X 1.5 - 0.5 X 9.163.6 - 3.6 X 0.5

4.5- 1..2 -3.30 -0.6 -5

63.4- 2.5 - 0.4.9 - 1.4.9 +

-0.72.5 X 2..7 - 15

0.35 X 1.25 X2X0.82.4 X0.9 + 0.1 X32. 15 -0.25

五年级数学简便计算练习卷三

46X 57 + 23X 813.7 X 0.25 - 3.7- .22 X 9.9+6.66 X 6.7

101X 0.87 -0.91 X 810.7 X 16.1 -15.1 X 10.70.79 X 199

4.8+8.63+

5.2+0.5.93+0.19+2.81 1.76+0.195+3.24

2.35+1.713+0.287+7.61.57+0.245+7602+

3.6+1.98

0.134+2.66+0.8661.27+3.9+0.73+16.1 .5 + 4.9 - 6.5

3.07 —0.38 — 1.1.29 + 3.7 + 2.71 + 6.8 — 2.45 —1.55

3.25+ 1.79 —0.59 + 1.7523.4 —0.8 —13.4 —

7.0.32 X 403

3.2+ 0.36 +

4.8 + 1.61.23 + 3.4 —0.23 + 6.60.25X 36

12.7— 6.54 — 1.76 — 4.540.25 X 0.73 X4

五年级数学简便计算练习卷二

18.76 X 9.9 + 18.763.52 - 2.5 - 0.4.9 — 4.1 + 6.1 —5.9

5.6* 3.9.6 * 0.8 * 0..2 X 99+ 4.2

17.8* 0.49 * 1. 1.25 X 2.5 X 32

3.65X 10.1

15.2* 0.25 *40.89 X 100.1 146.5 —

3.83 X

4.56 + 3.83 X

5.444.36 X 12.5 X 89.7 X 99 + 9.7

27.5X 3.7 — 7.5 X 3.78.54 * 2.5 * 0.0.65 X 101.2 X

0.25 X 12.5

* 8* 0.1253.14 X 0.68

31.4X 0.032.6 - 1.25 - 0.8 -

2.5- 0.4

7.2X 0.2 + 2.4 X 1..9 X 1.01.74 X + 1.5 X 2.26

3.9X 2.7 + 3.9 X 7.318 - 1.8 - 0.125 - 0.12.7 X 9.9 + 1.27

21 X- 5.615.02-6.8- 1.025.4 X 11 -5.4

2.3X 16+2.3 X 23+2..43 - .65 X 4.7 - 36.5 X 0.37

五年级数学简便计算练习卷一

下面各题怎样算简便就怎样算。

6.9+ 4.8 + 3.1 0.456 + 6.22 + 3.715.89 +

4.02 +

5.4 + 0.9.17 - 1.8 - 3.213.75 -

3.68 + 7.56 - 2.6.85 + 2.34 - 0.85 +

4.663

5.6 - 1.8 —15.6 —7.2

3.82 + 2.9 + 0.18 + 9.1.6 +

4.8 — 3..14 —0.53 —

2.47

5.27+ 2.86 - 0.66 + 1.13.35 - 4.68 + 2.65.8 - 1.64 —13.8 — 5.36

47.8- 7.45+8.80.398+0.36+3.6415.75+3.59 - 0.59+14.25

66.86 - 8.66 -1.3 0.25 X 16.2 XX8

3.6X 1023.72 X 3.5 + 6.28 X 3.536.8 - 3.9 - 6.1

15.6X 13.1 - 15.6 - 15.6 X 2.14.8 X 7.8 + 78X 0.522 + 4.9 - 0.9

4.8X 100.16.5 X 9.9 + 56..09 X 10.8 - 0.8 X 7.09

25.48 - .2 -3.5320 - 1.25 -8

五年级简便计算练习题

简便计算.

4.58- .3 - 0.25 - 0.4

5.6 - 3.5

2.7 X 0.990.125 X

3.2 X 0.2.8 X 1.01

3.72 X 9.9+3.72 X 0.1

0.99 X 0.81+0.99 X 0.19+0.99

1.39 X 25 - 0.039 X 250 X

2.1 X 0.4

3.78 X 99+3.7865 -

4.9+0.1-4.9+0.1.52

2.6X 0.5+7.4 - 22.2 X 1038.3 X 99

1.25X2X0.37 X 1.25 X8 -0.025 X80

-0.05.2 - 0.25 - 0.4.6 X 10.1

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五年级简便计算题

用简便方法计算(1)姓名:月日25×86.2×45×86.2×0.436×15×236×1.5×0.2 45×102 45×10.234×27+34×7334×2.7+34×7.3 86×99+86 15.75+3.59-0.59+14.25 13.75-(3.75+6.48) 1.25×8.80.456+6.22+3.78 15.89+(6.75-5.89)

4.02+ 5.4+0.98 5.17-1.8-3.2 3.68+7.56-2.68 7.85+2.34-0.85+4.66 35.6-1.8-15.6-7.2 7.14-0.53-2.47 用简便方法计算(2)姓名:月日3.82+2.9+0.18+9.1 9.6+4.8-3.6 6.9+4.8+3.1 4.2÷3.5 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 8.6×99+8.6320÷1.25÷8

66.86-8.66-1.34 0.25×16.2×4 (1.25-0.125)×8 3.6×102 3.72×3.5+6.28×3.5 36.8-3.9-6.1 15.6×13.1-15.6-15.6×2.1 4.8×7.8+78×0.52 32+4.9-0.9 用简便方法计算(3)姓名:月日4.8×100.1 56.5×9.9+56.5 7.09×10.8-0.8×7.09 25.48-(9.4-0.52) 18.76×9.9+18.76 3.52÷2.5÷0.4

北师大小学数学五年级下册简便计算题道

简便计算题: 1)6.9+4.8+3.1 0.456+6.22+3.78 15.89+(6.75-5.89) 2)4.02+5.4+0.98 5.17-1.8-3.2 13.75-(3.75—6.48) 3)3.68+7.56-2.68 7.85+2.34-0.85+4.66 35.6-1.8-15.6-7.2 4)3.82+2.9+0.18+9.1 9.6+4.8-3.6 7.14-0.53-2.47 5)5.27+2.86-0.66+1.63 13.35-4.68+2.65 73.8-1.64-13.8-5.36 6)47.8-7.45+8.8 0.398+0.36+3.64 15.75+3.59-0.59+14.25 7)66.86-8.66-1.34 0.25×16.2×4 (1.25-0.125)×8 8)3.6×102 3.72×3.5+6.28×3.5 36.8-3.9-6.1 9)28.6×101-28.6 4.8×7.8+78×0.52 32+4.9-0.9 10)4.8×100.1 56.5×9.9+56.5 7.09×10.8-0.8×7.09 11)25.48-(9.4-0.52) 4.2÷3.5 320÷1.25÷8 12)18.76×9.9+18.76 3.52÷2.5÷0.4 3.9-4.1+6.1-5.9 13)5.6÷3.5 9.6÷0.8÷0.4 4.2×99+4.2 14)17.8÷(1.78×4) 0.49÷1.4 1.25×2.5×32 15)15.2÷0.25÷4 0.89×100.1 146.5-(23+46.5) 16)3.83×4.56+3.83×5.44 4.36×12.5×8 9.7×99+9.7 17)27.5×3.7-7.5×3.7 8.54÷2.5÷0.4 0.65×101 (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 19)7.2×0.2+2.4×1.4 8.9×1.01 7.74×(2.8-1.3)+1.5×2.26 20)3.9×2.7+3.9×7.3 18-1.8÷0.125÷0.8 12.7×9.9+1.27

五年级数学上册简便算法题及答案

五年级上册简便算法题10÷3.14-6.86÷3.14 37.68÷0.25÷4 3.75-(2.75-1.3) 37.56-(18+7.56) 0.77÷14 4.5×9.8 0.7÷0.125 0.7÷0.25 2.5× 3.2×12.5

12.5×9.6×0.25 3.75-(2.8-1.25) 37.65÷0.4÷0.25 3.125÷8÷0.125 37.65-4.75-3.25 25×6.4×12.5 3.6×0.25

答案10÷3.14-6.86÷3.14 =(10-6.86)÷3.14 =3.14÷3.14 =1 37.68÷0.25÷4 =37.68÷(0.25×4) =37.68÷1 =37.68 3.75-(2.75-1.3) =3.75-2.75+1.3 =1+1.3 =2.3 37.56-(18+7.56) =37.56-7.56-18 =30-18 =12 0.77÷14 =0.77÷7÷2 =0.11÷2 =0.055 4.5×9.8 =4.5×(10-0.2) =4.5×10-4.5×0.2 =45-0.9 =44.1 0.7÷0.125 =(0.7×8)÷(0.125×8) =0.56÷1 =0.56 0.7÷0.25 =(0.7×4)÷(0.25×4) =2.8÷1 =2.8 2.5× 3.2×12.5 =(2.5×0.4)×(8×12.5) =1×100 =100 12.5×9.6×0.25 =(12.5×0.8)×3×(4×0.25) =10×3×1 =30 3.75-(2.8-1.25) =3.75+1.25-2.8

五年级上简便运算练习题

1、口算: 2.14-0.9= 0.5+7.6= 240÷48= 4200÷300= 0.75-0.38= 396+99= 63+124+76= 5.4-2.5-1.4= 7×19+7= 12-6.2-3.8= (180+20)÷5= 90×30= 1.7+0.43+3.3= 75×25×4= 20×35= 250-250÷5= 70+50÷50+70= 1-0.2= 3-2.25= 1.57+3.43= 2、简算: 3、递等式计算。 85.07-(15.3-4.8)+5.369 40-(3.5-2.75+0.86) 37×25+268÷67 (32+360÷45)×72 (7590÷33-14)÷54 412÷(607-36×14)

4、填空。 (1)在有余数的除法里,被除数=( ) (2)用字母a、b、c表示加法结合律( ),用字母a、b表示乘法交换律( ),用字母a、b、c表示乘法分配律( )。 (3)一个数加上或减去( ),结果仍是原数;一个数乘或除以( ),结果仍是原数。 (4)在除法中,( )不能作除数。 (5)计算小数加减法,先把各数的( )对齐,也就是把( )上的数对齐。 (6)计算小数加减法,所得数的( )部分末尾有0,一般要把0( )。 (7)把7.8、7.88、7.7、7.78四个数按从大到小的顺序排列()>()>()>()。 5、判断: 1、求几个加数的和的简便运算叫做乘法。() 2、任何数除0都得0。() 3、52+83+48=83+(52+48)这一步计算只运用了加法交换律。() 4、因为5×6=30,所以5和6分别叫做因数。() 5、整数加法的运算定律对小数加法同样适用。() 6、小数加减法和整数加减法都是末位对齐。() 7、两个数的积一定大于这两个数的和。( ) 8、两个数相乘,积一定大于每个因数。( )

五年级上册小数简便计算100题

五年级上册小数简便计算100题练习 73.8-1.64-13.8-5.36 66.86-8.66-1.34 36.8-3.9-6.1 2 13.75-(3.75+6.48) 5.48-(9.4-0.52) 3.9- 4.1+6.1- 5.9 4.02+ 5.4+0.98 5.17-1.8-3.2 3.68+7.56-2.68 7.85+2.34-0.85+4.66 35.6-1.8-15.6-7.2 47.8-7.45+8.8 3.82+2.9+0.18+9.1 9.6+ 4.8-3.6 7.14-0.53-2.47 13.35-4.68+2.65 5.27+2.86-0.66+1.63 0.398+0.36+3.64 15.75+3.59-0.59+14.25 132-43.7-56.3

12.25-3.1+0.85-6.17 6.3+4.82+3.7-0.82 48.4+2.78+51.6-0.48 7.3+2.7-7.3+2.7 3.6-3.6×0.8 3.72×3.5+6.28×3.5 4.8×7.8+78×0.52 18.76×9.9+1.876 56.5×9.9+5.65 7.09×10.8-0.8×7.09 4.2×99+4.2 9.7×99+9.74 4.8-4.8×0.5 (1.25-0.125)×8 20.5-1.074-8.35×5.5 5.6×1.25 4.36×12.5×8 5.83×2+4.27 15.6×13.1-15.6-15.6×2.1 27.5×3.7-7.5×3.7 3.4×0.46+3.4×0.54 0.32×12.5×2.5

五年级上册数学简便计算练习题及答案

五年级上册数学简便计算练习题及答案请用简便方法计算下列各题 0.25×0.20.125×3.2×2.535×40.2 0.25×4÷0.25×4.5×9.93.5×99+3.5 3.5×101-3.53.5 3.5×2.7-3.5×0.7 4.9÷3.5 7.35÷.35 3.29+0.73+2.273.29-0.73-2.2.5+2.5-7.5+2.5 7.325-3.29-3.32.325-7.325- ×9.9+3.5×0.1.5÷0..5÷0.25÷÷7.325- ×2.7+35×0.7÷0.6-0.5÷0.÷0.12÷8 3.29+0.73-2.29+2.23.29×0.25×0.125×8.8 63.4÷2.5÷0..9÷1.4.9÷ ÷0.7 0.35×1.25×2×0.8 28.6×101-28.6 14-7.32-2.62.64 ×0.4 7.6×0.8+0.2×7.6 0.25×36 2.5×2.432.4×0.9+0.1×32.40.86×15.7-

0.86×14.7+8.67+7.36+11.39.16×1.5-0.5×9.163.60.85×19 ×3.2×2.552.7÷45 15÷0.252.4×102.31×1.2×0.5-3.6×0.0.25×8.5×4×40.2 0.125 小学数学五年级上册简便计算归类练习 一、当一个计算题只有同一级运算又没有括号时,我们可以“带符号搬家”。 12.06+5.07+2.90.34+9.76-10.3425×7×4 34÷4÷1. 1.25÷25×0.102×7.3÷5.1 二A、当一个计算题只有加减运算又没有括号时,我们可以在加号后面直接添括号,括到括号里的运算原来是加还是加,是减还是减。但是在减号后面添括号时,括到括号里的运算,原来是加,现在就要变为减;原来是减,现在就要变为加。 a+b+c=a+ ,a+b-c=a +,a-b+c=a –,a-b-c= a-33-15.7-4.41.06-19.72-20.28.29+0.73-2.29+2.27 7.325-.29-0.73-2.27.325-.325- B、当一 运算,原来是乘还是乘,是除还是除。但是在除号后面添括号时,括到括号里的运算,原来是乘,现在就要变为除;原来是除,现在就要变为乘。

小学五年级简便计算练习题

小学数学简便运算和巧算 数的加减乘除有时可以运用运算定律、性质、或数量间的特殊关系进性较快的运算这就是简便运算。 其方法有: 一:利用运算定律、性质或法则。 (1) 加法: 交换律,a+b=b+a, 结合律,(a+b)+c=a+(b+c). (2) 减法运算性质: a-(b+c)=a-b-c, a-(b-c)=a-b+c, a-b-c=a-c-b, (a+b)-c=a-c+b=b-c+a. (3):乘法:(与加法类似): 交换律,a*b=b*a, 结合律,(a*b)*c=a*(b*c), 分配率,(a+b)xc=ac+bc, (a-b)×c=ac-bc. (4) 除法运算性质:(与减法类似), a÷(b×c)=a÷b÷c, a÷(b÷c)=a÷bxc, a÷b÷c=a÷c÷b, (a+b)÷c=a÷c+b÷c, (a-b)÷c=a÷c-b÷c。 前边的运算定律、性质公式很多是由于去掉或加上括号而发生变化的。其规律是同级运算中,加号或乘号后面加上或去掉括号,后面数值的运算符号不变。 例1:283+52+117+148=(283+117)+(52+48)=400+200=600。(运用加法交换律和结合律)。减号或除号后面加上或去掉括号,后面数值的运算符号要改变。 例2: 657-263-257=657-257-263=400-263=147.(运用减法性质,相当加法交换律。) 例3: 195-(95+24)=195-95-24=100-24=76 (运用减法性质) 例4; 150-(100-42)=150-100+42=50+42=92. (同上) 例5:(0.75+125)×8=0.75×8+125×8=6+1000=1006. (运用乘法分配律))

教版五年级上册数学简便计算题

五年级上册数学简便计算题 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 0.25×16.2×4 (1.25-0.125)×83.6×102 3.72×3.5+ 6.28×3.5 36.8-3.9-6.1 15.6×13.1-15.6- 15.6×2.1 4.8×7.8+ 78×0.5232+4.9-0.9 4.8×100.156.5×9 .9+56.5 7.09×10.8-0.8×7.09 25.48 0.52) 4.2÷3.5 320÷1.25÷8 18.76×9.9+ 18.76 3.52÷2.5÷0.4 3.9- 4.1+6.1- 5.9 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

(完整版)五年级简便计算题

用简便方法计算 25×86.2×45×86.2×0.4 36×15×236×1.5×0.2 45×10245×10.2 34×27+34×7334×2.7+34×7.3 86×99+868.6×99+8.6 125×88 1.25×8.8 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 6 6.86-8.66-1.34 0.25×16.2×4 (1.25-0.125)×8 3.6×102 3.72×3.5+6.28×3.5 36.8-3.9-6.1 15.6×13.1-15.6-15.6×2.1 4.8×7.8+78×0.52 32+4.9-0.9

4.8×100.1 56.5×9.9+56.5 7.09×10.8-0.8×7.09 25.48-(9.4-0.52) 4.2÷3.5 320÷1.25÷8 18.76×9.9+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 27.5×3.7-7.5×3.7 8.54÷2.5÷0.4 0.65×101 3.2×0.25×12.5

2015年五年级下册分数计算题(含加减法-分数方程、简便计算)

一、直接写出得数。 101-201= 2+21= 41+43-51 = 97 -92= 1- 21-51= 51+21-51= 31+3 5 -2= 52+101= 二、解方程或比例。 ① 0.3χ= 45 ②52χ+5 3χ=28 ③χ-54 =125 三、计算,要写出主要计算过程,能用简便方法的要用简便方法计算。 51+21+31 21+31-41 51+21+54 2-125-12 7 79+61+65+75 1513-(1513-5 2) 一.直接写出得数。 21+21= 31+32= 1-65= 65-65 = 51+51= 54-51= 83+83= 1-2 1 = 二.解方程或比例。 Ⅹ- 21=54 61+Ⅹ=21 2Ⅹ-65=6 1 三.计算下列各题,要写出主要计算过程,能用简便方法的要用简便方法计算。 (1)54 +(83-41) (2)2-73-74 (3)85-31+12 5 (4)68- 7.5 + 32-2.5 (5)125 -(121 -2 1)

一.直接写出得数。 92+21= 76-32= 103+41 = 73+91= 31-51= 61+41 = 75-51= 2017-203-209= 92+83-85= 7- 75= 141+145+143= 41+41+4 3 = 1-32-31= 二.解方程或比例。(9分) X +13 =67 712 —x = 14 X -(716 -524 )=7 24 三.计算下列各题,要写出主要计算过程,能用简便方法的要用简便方法计算。(18分) 51+31 +54 1-115-116 72+61+65+7 5 1513-(1513-5 2 ) 89 -(29 +13 ) 1115 +1017 +415 +517 一.直接写出得数。 0.15×0.6= 7÷40= 2-13 = 25 +45 = 12 +2 3 = 1.2÷ 2.4= 13 -1 4 = 0.64÷8= 0.75÷0.25= 10-0.06= 512 +712 = 12.5×80= 58 +78 = 13 +16 = 5— 16 = 二.解方程。 ①χ+ 37 = 34 ②χ- 512 = 38 ③χ-5 6 =1 三.计算下列各题,要写出主要计算过程,能用简便方法的要用简便方法计算。(18分) ① 1720 -(720 +512 ) ② 89 -(29 +13 ) ③ 29 + 45 + 79 + 15 ④ 7- 57 - 57 ⑤ 45 + 1115 + 310 ⑥ 6- (34 - 25 )

五年级混合运算和简便运算综合练习题

整数小数四则运算 一:计算下面各题。 20-8×2÷4420×(13+57)×9066×38-987÷21 196÷4+56×12 16×50-36÷4(73+65)÷(210-164) (13+47)×(52-18)(1024+4370)÷(24+38)95÷(64-45) 347+45×2-4160÷52 (58+37)÷(64-9×5) 120-36×4÷18+35 二:先说出他们的运算顺序,再计算。 7.5-0.26-1.74+2.5 0.25×13×4 18-2.7- 9.3 32×0.125 0.4×(3.2—0.8)÷1.2 7.4×1.3-4.68÷ 0.9 [10-(0.2+16.7×0.07)]×0.01 82.3-40.5÷0.81×1.2 (9-0.45)÷(2.5+1.5×3) [1-0.98×(3.51-3.51)]÷2 213.6÷0.8÷0.3 16.6÷5.5× 1.7 三、简便计算下面各题。 89×99+89 52×15-5×52 55×10289×32+89×68 125×64 45×25+75×45 23.5-2.8-7.2 55×99 58.65-(3.2+8.65) 99×125×8 3200÷25÷4 250÷8×4 44×12-88 125×24 0.134+2.66+0.866 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 7.6×0.8+0.2×7.6 0.85×199 0.25×8.5×4

1.28×8.6+0.72×8.6 1 2.5×0.96×0.8 10.4-9.6×0.35 0.8×(4.3×1.25) 3.12+3.12×99 28.6×101-28.6 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 四、计算,有些能简便的要简便计算: 33×13-99 87×52+87×48 6.81-4.4+5.19 125×24 65+320÷(20-15) 860-(48+12)×12 (750+240)÷(0.3×100)25×(40+4) 24.56-(8.2+4.56) 88×99+88 20.5-6.3-3.7 (4.23+6.17)×0.8 0.86×15.7-0.86×14.7 2.4×102 五、列式计算。 1、72与4的差乘以56与26的和,积是多少? 2、11.5比一个数的2倍少2.5,这个数是多少? 3、72与14的和乘以54与24的差,积是多少? 4、一个数比11的2倍少2.5,这个数是多少? 5:3.6 加上 1.2 的 5 倍,再减去 2.88 ,差是多少? 6,3.6 加上 1.2 的和,再减去 2.88 的差被 5 除,商是多少? 7,7.5 乘以 32 除 3.2 的商,所得的积加上 2.5 ,和是多少? 8,34.8与2.7的和乘以4.02,积是多少 ? 9,335.7除以0.7的商,加上12.5与4.8的积,和是多少?

五年级简便计算题

五年级简便计算题

用简便方法计算下列各题 (1)25×86.2×4 (2)5×86.2×0.4 (3)36×15×2 (4)36×1.5×0.2 (5)45×102 (6)45×10.2 (7)34×27+34×73 (8)34×2.7+34×7.3 (9)86×99+86 (10)8.6×99+8.6 (11)125×88 (12)1.25×8.8 (13)6.9+4.8+3.1 (14)0.456+6.22+3.78 (15)15.89+(6.75-5.89) (16)4.02+ 5.4+0.98 (17)5.17-1.8-3.2 (18)13.75-(3.75+ 6.48) (19)3.68+7.56-2.68 (20)7.85+2.34-0.85+4.66 (21)35.6- 1.8-15.6-7.2 (22)3.82+ 2.9+0.18+9.1 (23)9.6+4.8-3.6 (24)7.14-0.53-2.47 (25)5.27+2.86-0.66+1.63 (26)13.35-4.68+2.65 (27)73.8-1.64-13.8-5.36 (28)47.8-7.45+8.8 (29)0.398+0.36+3.6 4

(30)15.75+3.59-0.59+14.25 (31)66.86-8.66-1.34 (32)0.25×16.2×4 (33)(1.25-0.125)×8 (34)3.6×102 (35)3.72× 3.5+6.28×3.5 (36)36.8-3.9-6.1 (37)15.6×13.1-15.6-15.6×2.1 (38)4.8×7.8+78×0.52 (39)32+4.9-0.9 (40)4.8×100.1 (41)56.5×9.9+56.5 (42)7.09×10.8-0.8×7.09 (43)25.48-(9.4- 0.52) (44)4.2÷3.5 (45)320÷1.25÷8 (46)18.76×9.9+18.76 (47)3.52÷2.5÷0.4 (48)3.9-4.1+6.1-5.9 (49)5.6÷3.5 (50)9.6÷0.8÷0.4 (51)4.2×99+4.2 (52)17.8÷(1.78×4) (53)0.49÷1.4 (54)1.25×2.5×32 (55)3.65×10.1 (56)15.2÷0.25÷4 (57)0.89×100.1 (58)146.5-(23+46.5) (59)3.83×4.56+3.83×5.44 (60)4.36×12.5×8

简便计算五年级及答案

简便计算五年级及答案 【篇一:五年级数学上册简便算法题及答案】 3.75-(2.75-1.3) 3.75-(2.8-1.25) 37.65-4.75-3.25 答案 3.75-(2.75-1.3) =3.75-2.75+1.3 =1+1.3 =2.3 3.75-(2.8-1.25) =3.75+1.25-2.8 =5-2.8 =2.2 【篇二:五年级数学简便计算练习题】 t>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 35.6-1.8-15.6-7.23.82+2.9+0.18+9.1 9.6+4.8-3.67.14-0.53-2.47 5.27+2.86-0.66+1.63 13.35-4.68+2.6573.8-1.64-13.8- 5.36 47.8-7.45+8.8 0.398+0.36+3.64 15.75+3.59-0.59+14.2566.86 -8.66-1.34 36.8-3.9-6.132+4.9-0.9 25.48-(9.4-0.52) 3.9-4.1+6.1-5.9 15.02-6.8-1.0232+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+1.980.134+2.66+0.8661.27+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+1.7523.4-0.8-13.4-7.2 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

五年级数学简便计算习题

简便计算(1) 5.32+7.93+4.68 2.5×0.39×0.4 32.1-8.3-1.7 12.39-(5.18+2.39) (25+2.5+0.25)×4 1.8×3.5+2.5×1.8 12.5×8.8 3.6×1.2÷3.6×1.22 6.8×3.6+2.68×64 1.31×12.5×8×2 1.25×32×0.25 3.8×0.99

4.6×99+4.6 7.5×101-7.5 1.25× 2.5×(80×4) 4.6×47+4.6×54-4.6 7.68÷2.5÷0.40.45×72+45×0.18+4.5 5.5×99 0.125×72 12.5×0.4×2.5×8 9.5×101 4.2×7.8+2.2×4.2 0.87×3.36+4.64×0.87

4.08×0.25 490×0.35 5.28×99 12.5×4.12×0.8 5.7×10.1 49×0.125×8 0.4×63×2.5 0.5×7.6×20 0.34×101 4.86×99 4.9×101 8.75 ×11-8.75 9.9 ×212 0.68×101

3.26 ×5.7-3.26×0.7 55.6×99+55.6 1.25 ×213×0.8 6.1×3.6+3.6×3.9 4.75×99+4.75 2.73×99 1.2× 2.5+0.8×2.5 101×0.45 0.25×4.78×4 0.65×202 7.2×8.4+2.8×8.4 0.78×98 4.8×0.25 1.5×105 0.3×2.5×0.4

56×1.25 1.25+4.6+0.75 1.6×7.5×1.25 49×0.125×8 0.4×63×2.5 0.5×7.6×20 9.6×100.1 42×10.2 9.8÷0.5÷2 28.4×99+28.4 0.94×2.5-0.9×2.5 4×0.8×12.5×2.5 3.6×101 0.125×72 0.25×39+0.25

五年级下册简便计算题

简便计算题:1)6.9+4.8+3.1 0.456+6.22+3.78 15.89+(6.75-5.89) 2)4.02+5.4+0.98 5.17-1.8-3.2 13.75-(3.75—6.48) 3)3.68+7.56-2.68 7.85+2.34-0.85+4.66 35.6-1.8-15.6-7.2 4)3.82+2.9+0.18+9.1 9.6+4.8-3.6 7.14-0.53-2.47 5)5.27+2.86-0.66+1.63 13.35-4.68+2.65 73.8-1.64-13.8-5.36 6)47.8- 7.45+8.8 0.398+0.36+3.64 15.75+3.59-0.59+14.25 7)66.86- 8.66-1.34 0.25×16.2×4 (1.25-0.125)×8 8)3.6×102 3.72×3.5+6.28×3.5 36.8-3.9-6.1 9)28.6×101-28.6 4.8×7.8+78×0.52 32+4.9-0.9 10)4.8×100.1 56.5×9.9+56.5 7.09×10.8-0.8×7.09 11)25.48-(9.4-0.52) 4.2÷3.5 320÷1.25÷8 12)18.76×9.9+18.76 3.52÷2.5÷0.4 3.9-4.1+6.1-5.9 13)5.6÷3.5 9.6÷0.8÷0.4 4.2×99+4.2 14)17.8÷(1.78×4) 0.49÷1.4 1.25×2.5×32 15)15.2÷0.25÷4 0.89×100.1 146.5-(23+46.5) 16)3.83×4.56+3.83×5.44 4.36×12.5×8 9.7×99+9.7 17)27.5×3.7-7.5×3.7 8.54÷2.5÷0.4 0.65×101 18)(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 19)7.2×0.2+2.4×1.4 8.9×1.01 7.74×(2.8-1.3)+1.5×2.26 20)3.9×2.7+3.9×7.3 18-1.8÷0.125÷0.8 12.7×9.9+1.27 21)21×(9.3-3.7)-5.6 15.02-6.8-1.02 5.4×11-5.4 22)2.3×16+2.3×23+2.3 9.43-(6.28-1.57) 3.65×4.7-36.5×0.37 23)46×57+23×86 13.7×0.25-3.7÷4 2.22×9.9+6.66×6.7 24)101×0.87-0.91×87 10.7×16.1-15.1×10.7 0.79×199 25)4.8+8.63+5.2+0.37 5.93+0.19+2.81 1.76+0.195+3.24 3.9+4.1+0.12

五年级上册数学简便计算练习题及答案

五年级上册数学简便计算练习题及答案 请用简便方法计算下列各题 0.25×0.20.125×3.2×2.535×40.2 0.25×4÷0.25×4.5×9.93.5×99+3.5 3.5×101-3.53.5 3.5×2.7-3.5×0.7 4.9÷3.5 7.35÷.35 3.29+0.73+2.273.29-0.73-2.2.5+2.5-7.5+2.5 7.325-3.29-3.32.325-7.325- ×9.9+3.5×0.1.5÷0..5÷0.25÷÷7.325- ×2.7+35×0.7÷0.6-0.5÷0.÷0.12÷8 3.29+0.73-2.29+2.23.29×0.25×0.125×8.8 63.4÷2.5÷0..9÷1.4.9÷ ÷0.7 0.35×1.25×2×0.8 28.6×101-28.6 14-7.32-2.62.64 ×0.4 7.6×0.8+0.2×7.6 0.25×36 2.5×2.432.4×0.9+0.1×32.40.86×15.7-

0.86×14.7+8.67+7.36+11.39.16×1.5-0.5×9.163.60.85×19 ×3.2×2.552.7÷45 15÷0.252.4×102.31×1.2×0.5-3.6×0.0.25×8.5×4×40.2 0.125 小学数学五年级上册简便计算归类练习 一、当一个计算题只有同一级运算又没有括号时;我们可以“带符号搬家”。 12.06+5.07+2.90.34+9.76-10.3425×7×4 34÷4÷1. 1.25÷25×0.102×7.3÷5.1 二A、当一个计算题只有加减运算又没有括号时;我们可以在加号后面直接添括号;括到括号里的运算原来是加还是加;是减还是减。但是在减号后面添括号时;括到括号里的运算;原来是加;现在就要变为减;原来是减;现在就要变为加。 a+b+c=a+ ,a+b-c=a +,a-b+c=a –,a-b-c= a-33-15.7-4.41.06-19.72-20.28.29+0.73-2.29+2.27 7.325-.29-0.73-2.27.325-.325- B、当一 运算;原来是乘还是乘;是除还是除。但是在除号后面添括号时;括到括号里的运算;原来是乘;现在就要变为除;原来是除;现在就要变为乘。

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

小学五年级数学简便计算练习题及答案

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=4.5× =4.5×10- 4.5×0.=45-0.=44.1 0.7÷0.125 =÷ =0.56÷1 =0.50.7÷0.25 =÷ =2.8÷1 =2.8 2.5× 3.2×12.=× =1×100 =100 12.5×9.6×0.25 =×3× =10×3×1 =30 3.75- =3.75+1.25-2.8 =5-2.=2.2 37.65÷0.4÷0.25.125÷8÷0.1257.65- 4.75-3.225×6.4×12.=25×4×0.2×8×12.5.6×0.2=×0.25.4÷9+5.6÷= 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。 小数加减法计算 6.9+4.8+3.1 0.456+6.22+3.715.89+4.02+5.4+0.98 5.17-1.8-3. 13.75-3.68+7.56-2.68.85+2.34-0.85+4.66 35.6-1.8-15.6-7.23.82+2.9+0.18+9.1.6+ 4.8-3.67.14-0.53-2.47 5.27+2.86-0.66+1.13.35-4.68+2.6573.8-

五年级上册简便运算练习题及答案-精选

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0.86 ×14.7 +8.67 +7.36 +11.39.16 × 1.5 -0.5 ×9.163.60.85 ×19 × 3.2 × 2.552.7 ÷45 15÷0.252.4 ×102.31× 1.2 ×0.5 -3.6 ×0.0.25 ×8.5 ×4×40.2 0.125 五年级数学简便计算练习卷四 7.6 ×0.8 +0.2 ×7.60.85 ×190.25×8.5 × 4 1.28 ×8. 6 +0.72 ×8. 1 2.5 ×0.96 ×0.810.4 - 9.6 ×0.35 0.8 × 3.12 +3.12 ×9928.6×101-28.6 0.86 ×15.7 -0.86 ×14..4 ×102.31× 1.2 ×0.5 14 -7.32 -2.62.64 +8.67 +7.36 +11.30÷28 ×0.49.16 × 1.5 -0.5 ×9.163.6 -3.6 ×0.5 4.5 ÷ 1..2 ÷ 3.30 ÷0.6 ÷ 5 63.4 ÷ 2.5 ÷0.4.9 ÷ 1.4.9 ÷ ÷0.72.5 × 2..7 ÷15÷ 0.35 × 1.25 ×2×0.82.4 ×0.9 +0.1 ×32. 15 ÷0.25 五年级数学简便计算练习卷三 46×57 +23×813.7×0.25 -3.7 ÷.22 ×9.9+6.66 × 6.7 101×0.87 - 0.91 ×810.7×16.1 - 15.1 ×10.70.79 ×199

数学五年级上册简便计算练习(答案)

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