五年级上册简便运算练习题及答案-精选

五年级上册简便运算练习题及答案-精选
五年级上册简便运算练习题及答案-精选

五年级上册简便运算练习题及答案请用简便方法计算下列各题

0.25X 0.20.125< 3.2X 2.535< 40.2

0.25X 4- 0.25X 4.5X 9.93.5X 99+3.5

3.5X 10^-3.53.5

3.5X 2.7 - 3.5X 0.7

4.9+ 3.5

7.3貝.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-

X 9.9+3.5X 0.1.5+ 0..5 + 0.2 ■ ■》

7.325

X 2.7+3X 0.7- 0.6 - 0.貝0.+ 0.12^8

3.29+0.73- 2.29+2.23.29X 0.25X 0.12X5 8.8

63半2.5- 0..9 + 1.4.9一

+ 0.7

0.35X 1.25X 2X 0.8

28.6X 101-28.6

14 -7.32-2.62.64

X 0.4

7.6X 0.8+0.2X 7.6

0.25X 36

2.5X 2.432.4X 0.9 +0.1X 32.40.86X 15.7 -

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0.5X 9.163.60.85< 19 X 3.2X 2.552.片45

15^ 0.252.4< 102.3X1.2X 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

7.6X 0.8+0.2X 7.60.85X 190.2X5 8.5X4

1.28X 8. 6 +0.72X 8. 1

2.5X 0.96X 0.810.4 9.6X 0.35

0.8X 3.12+3.12X 9928.X6 101-28.6

0.86X 15.7-0.86X 14..4X 102.3X1 1.2X 0.5

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

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

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

63.4- 2.5- 0.4.9- 1.4.9

- 0.72.5X 2..7- 15-

1010.87- 0.91810.716.1 - 15.110.70.79199

0.35X 1.25X 2X 0.82.4X 0.9+0.1X 32. 15- 0.25

五年级数学简便计算练习卷三

46X 57

+ 23X 813.7X 0.25

3.7- .22X 9.9+6.66X 6.7 2016全新精品资料 - 全新公文范文 -全程指导写作

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+7.6.02+

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 - -独家原创

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7.0.32X 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< 0.73X4

五年级数学简便计算练习卷二

18.7X 9.9+ 18.763.5若2.5一0.4.9- 4.1+ 6.1 -5.9

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

17.片0.4X 1. 1.25 X 2.5X 32

3.65X 10.1

15.2* 0.25* 40.89X 100.1 146.-5

3.83X

4.56+ 3.83X

5.444.36X 12.5X 89.7X 99+ 9.7

0.25X 12.5

+ 8- 0.1253.1* 0.6阡31.4

X 0.032& 1.25^ 0.8+

2.5- 0.4

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

3.9X 2.7+ 3.9X 7.318- 1.8- 0.12号0.12.7X 9.9

+1.27

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

2.3X 16+2.3X 23+2..43 - .65X 4.7- 36.5X 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+3.5-9 0.59+14.25

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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

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

五年级上册数学简便运算归纳总结

五年级上册数学简便运算归纳总结 一、运算定律和性质 1、加法交换律:a+b=b+a 2、加法结合律: (a+b)+c=a+(b+c) 3、乘法交换律: a ×b=b×a 4、乘法结合律:三个数相乘,先把前两个数相乘,再和最后一个数相乘,或先把后两个数相乘,再和第一个数相乘,积不变. (a×b)×c=a×(b×c) 5、乘法分配律:(a+b)×c=a×c + b×c (a-b)×c=a×c-b×c 6、减法性质:从一个数里连续减去两个数,我们可以减去两个减数的和,或者交换两个减数的位置。a-b-c=a-(b+c) a-b-c=a-c-b 7、除法性质:从一个数里连续除数两个数,我们可以除以两个除数的积,或者交换两个除数的位置。 a÷b÷c=a÷(b×c) a÷b÷c=a÷c÷b 8、去括号: 括号前是加号的,去掉括号后,括号内的符号不变号;括号前是减号的,去掉括号后,括号内的符号要变号。a+(b-c)=a+b-c a-(b-c)=a-b+c 二、五年级小数乘法简便运算归类复习 1、运用加法结合律进行简算(a+b)+c=a+(b+c) 例1、5.76+13.67+4.24+6.33 =(5.76+4.24)+(13.67+6.33) =10+10

=20 例2、37.24+23.79-17.24 =37.24-17.24+23.79 =20+23.79 =43.79 2、运用乘法结合律进行简算:(a×b)×c=a×(b×c) 这种题型往往含特殊数字之间相乘如:25×4=100 125×8=1000 遇到25或者125要看看另外一个因数能不能拆出4或者8来 例1、4×3.78×0.25 =4×0.25×3.78 =1×3.78 =3.78 例2、125×246×0.8 =125×0.8×246 =100×246 =24600 例3、1.25×2.5×32 =1.25×32×2.5 =1.25×8×4×2.5 =(1.25×8)×(4×2.5) =10×10 =100

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。

五年级上册简便运算

五年级上册简便运算 0.25×4×4.78 0.65×201 4.8×0.25 2.33×0.5×4 1.5×105 1.2× 2.5+0.8×2.5 0.034×0.6+0.066×0.6 0.5×1.25×2×8×11 3.2×2.5 104×2.5 1.25×(4-0.8)100.1×99+100.1 63×0.1 485×10.2-48.5 2.69×99 2.5×32×12.5 1.58-99 273-27-73 284-68-84 487-187-139-61 1034+78+320+102 308+176+92 125×32×25 25×12 125×72 3200÷4÷25 103×12 17×32-17×22 98×17+2×17 (200+4)×25 2100÷14 250×12÷50 25×18×4 17.8÷(1.78×4) 102×0.45 0.49÷1.4 1.25×2.5×32 66.86-8.66-1.34 3.6×102 15.6×13.1-15.6-5.6×2.1 4.8×100.1 25.48-(9.4-0.52) 18.76×9.9+18.76 17.8÷(1.78×4) 15.2÷0.25÷4 3.83× 4.56+3.83× 5.44 27.5×3.7-7.5×3.7 (45.9-32.7)÷8÷0.125 7.2×0.2+2.4×1.4 3.9×2.7+3.9×7.3 0.25×16.2×4 3.72×3.5+6.28×3.5 4.8×7.8+78×0.52 56.5×9.9+56.5 4.2÷3.5

3.52÷2.5÷0.4 9.6÷0.8÷0.4 0.89×100.1 4.36×12.5×8 8.54÷2.5÷0.4 3.14×0.68+31.4×0.032 8.9×1.01 1.25×2.5×32 (1.25-0.125)×8 36.8-3.9-6.1 32+4.9-0.9 7.09×10.8-0.8×7.09 320÷1.25÷8 3.9- 4.1+6.1- 5.9 4.2×99+4.2 14 6.5-(23+46.5) 9.7×99+9.7 0.65×101 5.6÷1.25÷0.8÷2.5÷0.4 7.74×(2.8-1.3)+1.5×2.26 12.7×9.9+1.27 2.31×1.2×0.5 21×(9.3-3.7)-5.6 2.3×16+2.3×23+2.3 28.6×101-28.6 46×57+23×86 101×0.87-0.91×87 3.2+0.36+4.8+1.64 12.7-(3.7+0.84)7.6×0.8+0.2×7.6 1.28×8.6+0.72×8.6 0.8×(4.3×1.25)0.86×15.7-0.86×14.7 15.02-6.8-1.02 9.43-(6.28-1.57)13.7×0.25-3.7÷4 10.7×16.1-15.1×10.7 1.23+3.4-0.23+6.6 36.54-1.76-4.54 0.85×199 12.5×0.96×0.8 3.12+3.12×99 2.4×102 5.4×11-5.4 3.65× 4.7-36.5×0.37 2.22×9.9+6.66×6.7 0.79×199 0.25×36 0.25×0.73×4 0.25×8.5×4 10.4-9.6×0.35

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

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

(完整版)五年级上册数学简便计算

面各题怎样算简便就怎样算 6.9+4.8+3.1 1.25 X 2.5 X32 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+8.80.398+0.36+3.6415.75+3.53 0.59+14.25 0.25 X 16.2 X 4 66.86—8.66—1.34 3.72 X3+.56.28 X3.5 (1.25—0.125) X8 3.6 X102 36.8—3.9—6.1 15.6 X13—.115.6— 15.6 X2.1 4.8 X7+.878X0.52 32+4.9—0.9 4.8 X100.1 56.5 X9+.956.5 7.09 X10—.80.8 X7.09 2 5.48— (9.4—0.52) 18.76 X9+.918.76 3.9— 4.1+6.1— 5.9 3.65 X10.1 0.89 X100.1 146.5—(23+46.5) 3.83 X 4.5+63.83 X 5.44 4.36 X12.5 X8 9.7 X9+99.7 27.5 X3—.7 7.5 X3.7 8.9 X1.01 7.74 X(2.8—1.3)+1.5 X2.26 3.9 X2+.73.9 X7.3 12.7 X9+.91.2721 X(9.3—3.7)—5.6 15.02-6.8-1.02 5.4 X11-5.4 2.3 X16+2.3 X23+2.3

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。

小学数学上册五年级简便运算方法

小学数学上册五年级:简便运算方法: ①提取法: 3.9×1.8+6.1×1.8 3.5×99+3.5 9.8×101-9.8 3.7×65+2.5×65+65×3.8 17.8×32+17.8×72-17.8×4 38×3.8+3.8×62 9×12+9×12 17×23-7×23 8.3+8.3×99 5.6+5.6×99 0.99×99+0.99 7.5×101-7.5 12.5×81-12.5 0.91×31-0.91 ②分乘法: (40+8)×2.5 1.25×(8+80) 3.6×(100+50) 1.5×(40-8) ③找朋友: 2.5×13×4 137×1.25×8 0.25×9.87×4 8 ×1.1×12.5 ④拆分法: 2.5× 3.2×1.25 7.8×101 3.1×99 8.8×1.25 3.6×250 72×125 4.4×250 560×12.5 ⑤转化法: 3.6×34+0.36×660 7.5×0.23+0.25×2.3 63×4.3+57×6.3 0. 93×60+9.3×4 ⑥带号搬家法:(用于同级运算) 1.6×2÷1.6×2 2.56×3÷2.56×5 ⑦借来还去法: 9+99+999+9999=199+299= ⑧性质法: 除法性质:(添括号法)除号,除号,括号,变号。 .6÷ 25 ÷ 12.5÷2.5÷4 25 .1 8.0 减法性质(添括号法):减号,减号,括号,变号。 8.33-2.43-4.57 商不变性质: 7÷0.25 80÷0.125 ⑨两头相加法: 1+2+3+4+5+……+100 1+2+3+4+5+……+201 中间数=商+1 1+3+5+7+……+21 个数=(尾数+1)÷2 2+4+6+8+10+……40个数=尾数÷2 ⑩去括号法: 189-(89+74) 456-(256-36) 7755-(2187+755)

小学五年级数学简便计算练习题及答案

小学五年级数学简便计算练习题及答案10÷3.14-6.86÷3.14 37.68÷0.25÷4 3.75- 37.56-0.77÷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- 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÷3.1=÷3.1=3.14÷3.1=1 37.68÷0.25÷=37.68÷ =37.68÷1 =37.68 3.75- =3.75-2.75+1.=1+1.=2.3 37.56-=37.56-7.56-1=30-1=10.77÷1=0.77÷7÷=0.11÷=0.054.5×9.8

=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-

(完整版)小学五年级上学期简便计算练习题

10.1 × 0.78 3.8×0.99 20.9×9.9+20.9×0.1 2.96×3.5–3.5×0.96 2.5×1.25×0.32 6.5×0.99+0.065 (12.5+1.25)×80 3.8×8.9+2.1×3.8–3.8 7.9×4.5+79×0.55 37.8×3.4+378×0.56+37.8 132.6×78.224÷132.6 0.55555×0.9+0.11111×0.5 4.8×9.9 3.5×1.01 3.5×9.8 0.25×4×4.78 0.65×201 4.8×0.25 2.33×0.5×4 1.5×105 1.2× 2.5+0.8×2.5 102×0.45 0.5×1.25×2×8×11 3.2×2.5

104×2.5 1.25×(4-0.8)100.1×99+100.1 485×10.2-48.5 2.69×99 2.5×32×12.5 3.6×102 3.72×3.5+6.28×3.5 15.6×13.1-15.6-15.6×2.1 4.8×7.8+78×0.52 4.8×100.1 56.5×9.9+56.5 7.09×10.8-0.8×7.09 18.76×9.9+18.76 3.83× 4.56+3.83× 5.44 4.36×12.5×8 9.7×99+9.7 27.5×3.7-7.5×3.7 8.9×1.01 7.74×(2.8-1.3)+1.5×2.26 3.9×2.7+3.9×7.3 1.25× 2.5×32 12.7×9.9+1.27 3.65× 4.7-36.5×0.37

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 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 0.86×15.7-0.86×14.7 2.4×102 34.6×0.6+65.4×0.6 3.5×102 5×2.5×12.5×64 0.25×8.4 3.7×12.5+ 4.3×12.5 (8×5.27)×1.25 7.69×10.1 0.25×39+0.25 4.5÷1.8 4.2÷3.5 930÷0.6÷5 63.4÷2.5÷0.4

数学五年级上册简便计算练习(答案)

小学数学五年级上册简便计算练习(答案卷) 一、归类练习: 3.29+0.73+2.27 3.29-0.73-2.27 7.5+2.5- 7.5+2.5 =3.29+(0.73+2.27) =3.29-(0.73+2.27) =(7.5-7.5)+ (2.5+2.5) =3.29+3 =3.29-3 =0+5 =6.29 =0.29 =5 (加法结合律)(减法的性质)(同级运算交换) 7.325-3.29-3.325 7.325-(5.325+1.7) 7.325- (5.325-1.7) =7.325-3.325-3.29 =7.325-5.325-1.7 =7.325- 5.325+1.7 =4-3.29 =2-1.7 =2+1.7 =0.71 =0.3 =3.7 (减法交换)(减法的性质)(前面减号,脱括号变符号) 3.29+0.73-2.29+2.27 3.29×0.25×4 0.125 ×8.8 =(3.29-2.29)+(0.73+2.27) =3.29×(0.25×4)=0.125×8× 1.1 =1+3 =3.29×1 =1×1.1 =4 =3.29 =1.1 (同级运算交换)(乘法结合律)(先拆数,乘法结合律) 0.25×0.28 0.125×3.2× 2.5 35×10.2 =0.25×4×0.07 =(0.125×8)×(0.4×2.5)=35 ×(10+0.2) =1×0.07 =1× 1 =35×10+35×0.2 =0.07 =1 =350+7 (先拆数,乘法结合律)(拆数,乘法结合律) =357 (拆数,乘法分配律) 0.25×4÷0.25×4 3.5× 9.9 3.5×99+3.5 =(0.25÷0.25)×(4×4)=3.5×(10-0.1)=3.5× (99+1) =1×16 =3.5×10-3.5×0.1 =3.5×100 =16 =35-0.35 =350 (同级运算交换) =34.65 (乘法分配律)

数学五年级下册简便计算题100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

五年级上册简便运算练习题及答案-精选

五年级上册简便运算练习题及答案请用简便方法计算下列各题 0.25X 0.20.125< 3.2X 2.535< 40.2 0.25X 4- 0.25X 4.5X 9.93.5X 99+3.5 3.5X 10^-3.53.5 3.5X 2.7 - 3.5X 0.7 4.9+ 3.5 7.3貝.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- X 9.9+3.5X 0.1.5+ 0..5 + 0.2 ■ ■》 7.325 X 2.7+3X 0.7- 0.6 - 0.貝0.+ 0.12^8 3.29+0.73- 2.29+2.23.29X 0.25X 0.12X5 8.8 63半2.5- 0..9 + 1.4.9一 + 0.7 0.35X 1.25X 2X 0.8

28.6X 101-28.6 14 -7.32-2.62.64 X 0.4 7.6X 0.8+0.2X 7.6 0.25X 36 2.5X 2.432.4X 0.9 +0.1X 32.40.86X 15.7 - 2016全新精品资料- 全新公文范文-全程指导写作-独家原创 1/ 8

0.5X 9.163.60.85< 19 X 3.2X 2.552.片45 15^ 0.252.4< 102.3X1.2X 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 7.6X 0.8+0.2X 7.60.85X 190.2X5 8.5X4 1.28X 8. 6 +0.72X 8. 1 2.5X 0.96X 0.810.4 9.6X 0.35 0.8X 3.12+3.12X 9928.X6 101-28.6 0.86X 15.7-0.86X 14..4X 102.3X1 1.2X 0.5 14 —7.32- 2.62.64+ 8.67+ 7.36+ 11.30- 28 X 0.49.16X 1.5-0.5X 9.163.6-3.6X 0.5 4.5- 1..2- 3.30- 0.6-5 63.4- 2.5- 0.4.9- 1.4.9 - 0.72.5X 2..7- 15- 1010.87- 0.91810.716.1 - 15.110.70.79199

五年级上册简便运算

五年级上册简便运算5.6÷3.59.6÷0.8÷0.4 2.5× 3.6×0.9 4.2×99+4.2 12.5×0.3×8.817.8÷(1.78×4) 1.25×(100-8)0.49÷1.4 2.06+2.06×999.5×101 1.25×2.5×32 42÷(5.25÷0.25) 3.65×10.1

1.2×9815.2÷0.25÷4 2.4×1.25×0.350×(6.7×0.02)0.89×100.1 0.27×99+0.27146.5-(23+46.5) 2.5× 3.2×0.125 3.83× 4.56+3.83× 5.44 3.4×1.016.5×1.98 4.36×12.5×8 6.8×0.75÷0.59.7×99+9.7 1.53+23.4÷7.227.5×3.7-7.5×3.7

4.7×11-4.74.8+ 5.2÷48.54÷2.5÷0.4 2.85÷1.25÷0.80.65×101 10.5×0.25×12 3.2×0.25×12.5 4.05÷0.5-1.141.58×99+1.58(4 5.9-32.7)÷8÷0.125 12.5×0.4×2.5×8 3.14×0.68+31.4×0.032 0.87×3.16+4.64 5.6÷1.25÷0.8÷2.5÷0.4 12.5×4.812.5×3.2×0.257.2×0.2+2.4×1.4

3.45×1028.9×1.01 12.5×887.74×(2.8-1.3)+1.5×2.26 13.65÷0.25÷628.98÷6.3-3.15 3.9×2.7+3.9×7.3 6.8÷(1.2+0.5)×0.0418-1.8÷0.125÷0.8 7.26-5.4+1.74-1.612.7×9.9+1.27 100-2.7÷0.36-2.5×50.46×1.9+0.54×1.921×(9.3-3.7)-5.6 20.64-9.83-0.1715.02-6.8-1.02

五年级简便计算练习题

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