100道小数的简便计算

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100道小数的简便计算及答案~

3.56+4.54+6.44+5.46 5.03-0.25-1.75

4.86+5.24-1.86 8.13+(1.87-0.5)

23.7-1.6-3.7-8.4 87.4-(21.25+17.4) -8.75

14.6-9.9 1.9+1.99+1.999 19.43-(6.72+1.43)

2.69-1.35+3.31-2.65 17.28-3.86-6.14+2.72

5.25+3.76-2.76+4.75 4.5+5.5-4.5+5.5

21.53-(13.64-8.47) 28.49-1.1-2.47-6.43

7.34+2.5+2.66-1.5 3.25+1.79-0.59+1.75

3.79-1.225-(3.775-6.21) 27.38-5.34+2.62-4.66

二、课后练习

4.12+8.59+5.88+1.41 12.87-1.34-2.66

21.53+4.87-2.53 15.21+(4.79-2.8)

12.19-2.6-2.19-3.4 109.72-(5.62+9.72)

21.3-19.9 39.6-(18.31+9.6) -1.69

14.25-2.45+5.75-3.55 24.51-3.14-6.86+4.49

41.25+5.87-3.87+4.65 11.5+8.5-11.5+8.5

8.13-(12.25-11.87) 34.34-2.1-2.35-5.55

81.67+4.17+4.33-2.17 1.35+12.87-1.37+8.65

15.51-3.334-(2.666-4.49) 21.62-4.35+8.38-5.65

小数乘除法简便计算

一、课堂练习

0.125×3.69×8 (2.5-0.25) ×4 8.59×101

0.36×15.7-0.36×13.7 5.64×1.28+8.72×5.64

0.63×199 60÷48 7.73×0.5+2.27÷2

4.37+99×4.37 10.1×38.67-3.867 9.9÷5.5

8.63×25-0.063×250 9.3×10.1 3.99÷0.125÷8

0.99×0.81+0.11×9×0.19 (5.23+5.23+5.23+5.23) ×25

0.25×1.25×0.67×32 2.49×3.8+0.249×62

33.41÷4-3.41×0.25 54.8-0.3×0.3-3.91

(6.4+48) ÷0.8 15×9.7 2.5×(4+8) ×12.5

二、课后练习

0.25×8×2.12 (12.5-1.25)×8 5.7×18.34-57×0.834

3.87×4.12+5.88×3.87 8.8÷5.5 3.25×199

5.64+99×5.64 20.1×35.22-3.522 5.2×20.1

3.7×1.63-0.37×15.3 0.88×0.78+0.11×0.22×0.8

2.5×(4.21+4.21+8.42) 1.25×1.86×32×0.25

4.34×0.25+0.25×5.56+0.025 (7.2+54) ÷0.9

2.73×0.125+7.27÷8 56.34÷2-6.34×0.5

11.43÷0.8÷12.5 12×19.8 21.56-0.4×0.4-3.84

80÷32 7.56×101 1.25×2.5×(8+4)

1)6.9+4.8+3.1 0.456+6.22+3.78
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
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÷4 146.5-(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 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
26)2.35+1.713+0.287+7.65 1.57+0.245+7.43 6.02+3.6+1.98
27)0.134+2.66+0.866 1.27+3.9+0.73+16.1 7.5+4.9-6.5
28)3.07-0.38-1.62 1.29+3.7+2.71+6.3 8-2.45-1.55
29)3.25+1.79-0.59+1.75 23.4-0.8-13.4-7.2 0.32×403
30)3.2+0.36+4.8+1.64 1.23+3.4-0.23+6.6 0.25×36
31)12.7-(3.7+0.84) 36.54-1.76-4.54 0.25×0.73×4
32)7.6×0.8+0.2×7.6 0.85×199 0.25×8.5×4
33)1.28×8.6+0.72×8.6 12.5×0.96×0.8 10.4-9.6×0.35
34)0.8×(4.3×1.25) 3.12+3.12×99

3.56+4.54+6.44+5.46 5.03-0.25-1.75

4.86+5.24-1.86 8.13+(1.87-0.5)

23.7-1.6-3.7-8.4 87.4-(21.25+17.4) -8.75

14.6-9.9 1.9+1.99+1.999 19.43-(6.72+1.43)

2.69-1.35+3.31-2.65 17.28-3.86-6.14+2.72

5.25+3.76-2.76+4.75 4.5+5.5-4.5+5.5

21.53-(13.64-8.47) 28.49-1.1-2.47-6.43

7.34+2.5+2.66-1.5 3.25+1.79-0.59+1.75

3.79-1.225-(3.775-6.21) 27.38-5.34+2.62-4.66

二、课后练习

4.12+8.59+5.88+1.41 12.87-1.34-2.66

21.53+4.87-2.53 15.21+(4.79-2.8)

12.19-2.6-2.19-3.4 109.72-(5.62+9.72)

21.3-19.9 39.6-(18.31+9.6) -1.69

14.25-2.45+5.75-3.55 24.51-3.14-6.86+4.49

41.25+5.87-3.87+4.65 11.5+8.5-11.5+8.5

8.13-(12.25-11.87) 34.34-2.1-2.35-5.55

81.67+4.17+4.33-2.17 1.35+12.87-1.37+8.65

15.51-3.334-(2.666-4.49) 21.62-4.35+8.38-5.65

小数乘除法简便计算

一、课堂练习

0.125×3.69×8 (2.5-0.25) ×4 8.59×101

0.36×15.7-0.36×13.7 5.64×1.28+8.72×5.64

0.63×199 60÷48 7.73×0.5+2.27÷2

4.37+99×4.37 10.1×38.67-3.867 9.9÷5.5

8.63×25-0.063×250 9.3×10.1 3.99÷0.125÷8

0.99×0.81+0.11×9×0.19 (5.23+5.23+5.23+5.23) ×25

0.25×1.25×0.67×32 2.49×3.8+0.249×62

33.41÷4-3.41×0.25 54.8-0.3×0.3-3.91

(6.4+48) ÷0.8 15×9.7 2.5×(4+8) ×12.5

二、课后练习

0.25×8×2.12 (12.5-1.25)×8 5.7×18.34-57×0.834

3.87×4.12+5.88×3.87 8.8÷5.5 3.25×199

5.64+99×5.64 20.1×35.22-3.522 5.2×20.1

3.7×1.63-0.37×15.3 0.88×0.78+0.11×0.22×0.8

2.5×(4.21+4.21+8.42) 1.25×1.86×32×0.25

4.34×0.25+0.25×5.56+0.025 (7.2+54) ÷0.9

2.73×0.125+7.27÷8 56.34÷2-6.34×0.5

11.43÷0.8÷12.5 12×19.8 21.56-0.4×0.4-3.84

80÷32 7.56×101 1.25×2.5×(8+4)

0.4×125×25×0.8
=(0.4×25)×(125×0.8)
=10×100=1000
1.25×(8+10)
=1.25×8+1.25×10
=10+12.5=22.5
9123-(123+8.8)
=9123-123-8.8
=9000-8.8
=8991.2
1.24×8.3+8.3×1.76
=8.3×(1.24+1.76)
=8.3×3=24.9
9999×1001
=9999×(1000+1)
=9999×1000+9999×1
=10008999
14.8×6.3-6.3×6.5+8.3×3.7
=(14.8-6.5)×6.3+8.3×3.7
=8.3×6.3+8.3×3.7
8.3×(6.3+3.7)
=8.3×10
=83
1.24+0.78+8.76
=(1.24+8.76)+0.78
=10+0.78
=10.78
933-157-43
=933-(157+43)
=933-200
=733
4821-998
=4821-1000+2
=3823
I32×125×25
=4×8×125×25
=(4×25)×(8×125)
=100×1000
=100000
9048÷268
=(2600+2600+2600+1248)÷26
=2600÷26+2600÷26+2600÷26+1248÷269
=100+100+100+48
=348
2881÷ 43
=(1290+1591)÷ 434
=1290÷43+1591÷43
=30+37
3.2×42.3×3.75-12.5×0.423×16
=3.2×42.3×3.75-1.25×42.3×1.6
=42.3×(3.2×3.75-1.25×1.6)
=42.3×(4×0.8×3.75-1.25×4×0.4)

3.25+4.68+0.32
4.56-4.12-1.56
3.56+4.78+6.34+5.22
6.99+4.18+0.01
10.68+4.45+0.32
1.02+6.52+0.98
2.1+4.3-0.1
7.4+2.1+0.6

忒好了 图片真的好特别好,特别好,特别好,特别好

知道,我不知道也别问我我待会来帮你


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同心县19463358864: 求用小数计算的练习题100道 -
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同心县19463358864: 五年级小数简便运算200道急快点,必须是自己的,不能在其他回答里抄.不要答案.只要题目好的追分 -
巨洪红霉:[答案] 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+0.866 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 8-2.45-1.5...

同心县19463358864: 求用小数计算的练习题100道 -
巨洪红霉:[答案] 4.5*0.07 = 6.3÷0.09 = 2.5*3.6 = 19.8÷3.3 = 5÷0.25 = 0.76÷0.4 = 2.36*0.22 = 2.8*4.58 = 3.57÷4.2 = 82.8÷ 36 = 45*2.46 = 3.6÷0.24 = 382.5÷45 = 6.4*5.48 = 13.42*4.73 = 9.65*8.12 = 7.23*1....

同心县19463358864: 100道小数乘除法的笔算乘除法各50道要两三位小数 -
巨洪红霉:[答案] 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... 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 6.5*10= 0.56*100= ...

同心县19463358864: 四年级小数简便运算60道,不要乘除法要是有,我就加分 -
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同心县19463358864: 小数混合运算练习题急.要20道简便计算题. -
巨洪红霉:[答案] 我说了哈! 8.76+2.43+7.57 2.5*8+12.5*4 25*0.32 1.93+2.7+2.07+7.3 0.56*99+0.56 1.2*2.5*4 (0.25+2.5+25)*0.4 12.5+5*8*20 6.4*3.28+4.6*3.28-3.28 3.5*5+8*3.5 28*4*25 我只能想出这么多了.凑合着用吧!

同心县19463358864: 20道小数整数简便计算 -
巨洪红霉: (1)101*99 =(100+1)*99 =100*99+99 =9999 (2)14*35 =7*2*35 =7*70 =490 (3)25*28 =25*4*7 =100*7 =700 (4)4*9*25 =4*25*9 =100*9 =900 (5)43*5*4 =43*20 =860 (6)15*12 =15*2*6 =30*6 =180 (7)12*(40-5) =12*40-12*5 =480-60 =420(8)...

同心县19463358864: 数学小数计算题(出题)小数加法:25道小数减法:25道小数乘法:25道小数除法:25道小数简便计算:25道 -
巨洪红霉:[答案] 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... 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....

同心县19463358864: 小数的简便运算题 -
巨洪红霉: 1,9.56+14.5+5.5=9.56+20=29.56 2,14.15+2.9+1.85=14.15+1.85+2.9=16+2.9=18.9 3,4.3+2.05+6.7+0.95=(4.3+6.7)+(2.05+0.95)=11+3=14 4,3.68+7.65-2.68=3.68-2.68+7.65=1+7.65=8.75 5,5.17-1.8-3.2=5.17-(1.8+3.2)=5.17-5=0.17 6,13.75-(3.75+6.48)=13.75-3.75-6.48=10-6.48=3.52

同心县19463358864: 五年级小数简便运算练习题五十道可以多点,请不要让我到百度上查,没有的. -
巨洪红霉:[答案] 1、 1/2*2/5+9/10÷9/20 2、 5/9*3/10+2/7÷2/5 3、 1/2+1/4*4/5-1/15 4、 3/4*5/7*4/3-1/2 5、 23-8/9*1/27÷1/27 6、 8*5/6+2/5÷4 7、 1/2+3/4*5/12*4/5 8、 8/9*3/4-3/8÷3/4 9、 5/8÷5/4+...

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