帮忙出20道简便运算题和方程 要简单点的 10

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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

用竖式计算

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= (保留一位小数)

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)

3、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

26×15.7+15.7×24 (2.275 +0.625)×0.28

3.94+34.3×0.2 1.2×(9.6÷2.4)÷4.8

8.9×1.1×4.7 2.7×5.4×3.9 3.6×9.85-5.46

8.05×3.4+7.6 6.58×4.5×0.9 2.8×0.5+1.58

32+4.9-0.9 4.8-4.8×0.5 (1.25-0.125)×8

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 0.87×3.16+4.64 9.5×101

0.68 ÷(5.2 -3.5)× 1.25

40.5 ÷ 0.81 × 0.18 4.8 ×(15 ÷ 2.4)

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 3.8×10.1

2.5×(3.8×0.04) 7.69×101 3.8×10.1

0.25×39+0.25 0.125×72 46×0.33+54×0.33

(8×5.27) ×1.25 6.81+6.81×99 0.25×185×40

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

二、解方程:

54-X=24 7X=49 126÷X=42

13+A=28.5 2.4X=26.4 7.5x-3x=18

5×1.3-2x=5.5 24x+6x=63.6 5.6x+4.4x=5.2

x+3.86=5.46

17.89-x=12.89

40.8+x=57.3

x-3.25=16

2x+0.82=8.2

3+0.5x=7

7.8÷x=2.6

80x÷4=12

5-0.9x=2.75

2x+0.4x=48

6-2x+6x=18

35x+13x=9.6

0.52×5-4x=0.6

0.7(x+0.9)=42

1.3x+2.4×3=12.4

3.5x = 140

2x +5 = 40

15x+6x = 168

5x+1.5 = 4.5

13.7—x = 5.29

4.2 × 3—3x = 5.1 (写出检验过程)

20.5-4x=8.1

3.6x÷1.2=9.75

18×1.5-1.7x=13.4

18.5x-9.9x=1.721

9.2x+1.5x=32.1

7.2×5-8x=11.2

4x+3×0.7=6.5

(口算)

0.6×1.2= 0.84÷0.6= 4.5×0.1=

15×0.4= 0.1×0.5= 2.8÷7=

100÷0.01= 1.4×3= 0.72÷8=

6÷0.03= 0.5×0.6= 40×0.9=

4÷0.5= 7×2.1= 8.89+0.1=

24×0.25= 0.1÷0.01= 2.4×0.8=

9×0.4= 10×0.01= 30.2-3.02=

4.3-0.25= 1-0.82= 9.6÷0.3=

2.6×0.01= 0×25.4= 4.8×0.4=

7.2+2.8=

12×2.5=

2.63+0.37=

0.7×16-16×0.2=

0.96÷0.3=

1.5-4.5=

2.5×0.4

1.4×2.5×4=

8-2.5=

6÷1.2=

9.2÷2.3=

24÷4+56÷4=

0.36+0.64=

4÷0.25=

1.8×5=

30×(200+3)=

8.4÷4.2=

8×1.5=

4.8÷0.3=

2.73+1.5×4=

计算下面各题(能简算的要简算)

7.05×23.7+7.05×76.3

0.125×3.2×2.5

12.81-(1.5+7.81)

8.7×2.6+6.4×8.7+8.7

1025-1125÷4.5×3.6

12.25-3.1+0.85-6.17

(1.9-1.9×0.9)÷(3.8-2.8)

2.65×1.7+1.35×1.7

列竖式计算,得数保留一位小数。

1.2×1.4= 0.37×8.4= 3.14×2.8=

0.85×1.12= 0.86×5.4= 0.15×2.34=

40÷14= 26.37÷31= 45.5÷38=

1560÷35= 4.8÷2.3= 1.55÷3.9=

7.2÷2.1= 3.87÷7= 146.4÷13=

5.63÷6.1= 2.84×0.03= 0.38×0.13=

26.37÷31= 32÷42= 2.84×0.03=

4.8÷23= 0.382×0.13= 4.2÷4.5=

列竖式计算

1.64+2.35= 8.65-6.31= 28.448÷14= 0.58×250= 12.5+3.6= 10.88÷34= 10-7.64= 1.86×7= 13.88-6.29= 926×0.15= 8÷500= 26.3+7.93= 23×7.06= 100.2-2.28= 44÷9(精确到百分位)

三、计算(能简便的用简便方法计算)

8×25×1.25×16

4.04×250

45.55-(6.82+15.55)

3.2×99+3.2 4.8×39+61×4.8 34.52-17.87-12.23

2.5×56+4.5×65 489×101-489 4.57+3.17+3.43+5.83

4.6×56+48×4.6-4.6×4

竖式计算:

18÷24= 43.68÷26= 25.3÷0.88=

0.1575÷3.15= 0.612÷1.8= 16.787÷0.28

(保留一位小数)

1、 算下面各题

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

2、 简便计算

3.6×2.5+7.5×3.6 2.5×1.2 0.125×32 4.3×0.9 6.5×102 3.25×99+3.25

18÷24= 43.68÷26= 25.3÷0.88=

0.1575÷3.15= 0.612÷1.8= 16.787÷0.28
匿名用户
2010-02-28
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1.125*3+125*5+25*3+25
2.9999*3+101*11*(101-92)
3.(23/4-3/4)*(3*6+2)
4. 3/7 × 49/9 - 4/3
5. 8/9 × 15/36 + 1/27
6. 12× 5/6 – 2/9 ×3
7. 8× 5/4 + 1/4
8. 6÷ 3/8 – 3/8 ÷6
9. 4/7 × 5/9 + 3/7 × 5/9
10. 5/2 -( 3/2 + 4/5 )
11. 7/8 + ( 1/8 + 1/9 )
12. 9 × 5/6 + 5/6
13. 3/4 × 8/9 - 1/3
14. 7 × 5/49 + 3/14
15. 6 ×( 1/2 + 2/3 )
16. 8 × 4/5 + 8 × 11/5
17. 31 × 5/6 – 5/6
18. 9/7 - ( 2/7 – 10/21 )
19. 5/9 × 18 – 14 × 2/7
20. 4/5 × 25/16 + 2/3 × 3/4
21. 14 × 8/7 – 5/6 × 12/15
22. 17/32 – 3/4 × 9/24
23. 3 × 2/9 + 1/3
24. 5/7 × 3/25 + 3/7
25. 3/14 ×× 2/3 + 1/6
26. 1/5 × 2/3 + 5/6
27. 9/22 + 1/11 ÷ 1/2
28. 5/3 × 11/5 + 4/3
29. 45 × 2/3 + 1/3 × 15
30. 7/19 + 12/19 × 5/6
31. 1/4 + 3/4 ÷ 2/3
32. 8/7 × 21/16 + 1/2
33. 101 × 1/5 – 1/5 × 21
34.50+160÷40
35.120-144÷18+35
36.347+45×2-4160÷52
37(58+37)÷(64-9×5)
38.95÷(64-45)
39.178-145÷5×6+42
40.812-700÷(9+31×11)
41.85+14×(14+208÷26)

43.120-36×4÷18+35
44.(58+37)÷(64-9×5)
45.(6.8-6.8×0.55)÷8.5
46.0.12× 4.8÷0.12×4.8
47.(3.2×1.5+2.5)÷1.6
48.6-1.6÷4= 5.38+7.85-5.37=
49.7.2÷0.8-1.2×5= 6-1.19×3-0.43=
50.6.5×(4.8-1.2×4)=
51.5.8×(3.87-0.13)+4.2×3.74
52.32.52-(6+9.728÷3.2)×2.5
53.[(7.1-5.6)×0.9-1.15] ÷2.5
54.5.4÷[2.6×(3.7-2.9)+0.62]
55.12×6÷(12-7.2)-6
56.12×6÷7.2-6
57.0.68×1.9+0.32×1.9
58.58+370)÷(64-45)
59.420+580-64×21÷28
60.136+6×(65-345÷23)
15-10.75×0.4-5.7
62.18.1+(3-0.299÷0.23)×1
63.(6.8-6.8×0.55)÷8.5
64.0.12× 4.8÷0.12×4.8
65.(3.2×1.5+2.5)÷1.6
66.3.2×6+(1.5+2.5)÷1.6
67.0.68×1.9+0.32×1.9
68.10.15-10.75×0.4-5.7
69.5.8×(3.87-0.13)+4.2×3.74
70.32.52-(6+9.728÷3.2)×2.5
71.[(7.1-5.6)×0.9-1.15] ÷2.5
72.5.4÷[2.6×(3.7-2.9)+0.62]
73.12×6÷(12-7.2)-6
74.12×6÷7.2-6
75.33.02-(148.4-90.85)÷2.5
1) 76.(25%-695%-12%)*36
77./4*3/5+3/4*2/5
78.1-1/4+8/9/7/9
79.+1/6/3/24+2/21
80./15*3/5
81.3/4/9/10-1/6
82./3+1/2)/5/6-1/3]/1/7
83./5+3/5/2+3/4
84.(2-2/3/1/2)]*2/5
85.+5268.32-2569
86.3+456-52*8
87.5%+6325
88./2+1/3+1/4
2) 89+456-78
3) 5%+. 3/7 × 49/9 - 4/3
4) 9 × 15/36 + 1/27
5) 2× 5/6 – 2/9 ×3
6) 3× 5/4 + 1/4
7) 94÷ 3/8 – 3/8 ÷6
8) 95/7 × 5/9 + 3/7 × 5/9
9) 6/2 -( 3/2 + 4/5 )
10) 8 + ( 1/8 + 1/9 )
11) 8 × 5/6 + 5/6
12) 1/4 × 8/9 - 1/3
13) 10 × 5/49 + 3/14
14) 1.5 ×( 1/2 + 2/3 )
15) 2/9 × 4/5 + 8 × 11/5
16) 3.1 × 5/6 – 5/6
17) 4/7 - ( 2/7 – 10/21 )
18) 19 × 18 – 14 × 2/7
19) 5 × 25/16 + 2/3 × 3/4
20) 4 × 8/7 – 5/6 × 12/15
21) 7/32 – 3/4 × 9/24
22) 1、 2/3÷1/2-1/4×2/5
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