請幫我出300道小數乘除法我非常急急急急急急急急急急急急急急急急急急急急急急急急急啊啊啊啊啊啊啊啊啊

2021-07-28 20:40:15 字數 7489 閱讀 1596

1樓:匿名使用者

720÷800= 17×300= 0.6×0.7= 8.5÷5= 2.5×100=

3.5÷70= 7.5÷25= 6.3÷9= 1.1×9= 23×100=

4.8÷40= 53÷100= 1.25×80=

0.78÷10= 7×1.2= 0.25×100=

3.4-2.8= 0.6-0.37= 0.052×10= 10+0.08=

1-0.75= 0.5×1000= 7.82+0.3= 13.5+6.5=

3.05×100= 1.2-0.8= 21.6-12.6= 63÷100=

0.83-0.5= 0.76+0.14= 80÷1000= 2.7+0.4=

0.72-0.42= 0×10.5= 0.92-0.2= 3.5+4.8=

3.5+2.4= 5+0.07= 1-0.61= 0.47+0.23=

0.25+0.75= 3.7+0.33= 0.51+0.33= 1-0.6=

8-4.6= 5.8-3.6= 0.52+0.4= 6.45+5.5=

4.5-1.3= 3.4-2.8= 9.53-1.53= 8.8-6.7=

10+0.08= 9.5-7.3= 7.2+0.8= 7.82+0.3=

8.8-6.7= 1-0.95=

3.4-2.8= 0.96-0.35= 9.53-1.53= 0.25+0.75=

1.2-0.8= 0.83-0.5= 2.7+0.4= 0.77÷11=

3.56×10= 0.9×7= 30.5÷5= 8×0.04+3=

5.3×0.1= 41.2+21= 5.66÷0.2= 8.4÷0.7=

501-98= 0.1×9.02= 110÷100= 1.01×9=

3.1×10= 125×7+125= 0.65×5= 0.1×7=

32.5÷0.5= 2.58÷0.2= 0.7+7.32= 480+199=

63÷0.7= 4×1.8= 0.3+4.44= 2.01×7=

10÷8= 0.8+7.62= 0.12×8= 4.2÷0.1=

1.6×3= 1.2×0.6= 100÷200= 6.2×0.3=

0.6×0.7= 2.8÷70= 0.9×0.4= 2.1÷7÷0.1=

5×2.1= 2.5×4×0.5= 50×0.04 = 3.4÷0.1=

6.9÷3= 100×2.5×0.4=

1.26+0.74= 2.34-1.34= 6.3÷9= 1.5+2.5)×0.11=

8.2÷1.9= 1.26+0.74= 9÷5= 1-0.25-0.75=

1.6-0.9= 3.44+0.56= 1.2÷4= 3.1+2.5+0.9=

6.8-2.9= 4.2-0.8= 7.34÷2= 9.7×2+0.3×2=

125×4= 0.6×9= 5.4÷1.8= 38×0.01+0.02=

2.7÷30= 1.01×5= 510÷100= (1.2+0. 6)×0.1=

7. 4-2. 4= 3.7+4.2= 2.4×3= 34×567×0=

3.2÷0.04= 0.54÷0.9= 0.4×2.5= 3.6+5.8+4.2=

0.15÷0.3= 3.18×100= 41×0.4= 0.86÷0. 2=

0.08+5= 1.8×30= 80×0.4= 0.03÷0.01+0.3=

1.2÷6= 6.4÷4= 3.6÷40= (1.5+0.5)÷2=

3.2÷1.6= 7-0.16= 9.9÷3= 9.8-2.9-3.1=

8×20÷5= 0.8×1.25×15=

4-3.2=   1-0.99=  4.1+4.14= 0.6+0.8=

0.81÷0.9=   1÷0.01= 0.9÷0.45= 0.48÷0.24=

1.8+0.9=   0.28+0.2= 6.5-5.6= 9.65-5=

1.6÷0.04=   0.24×0.5= 1.85×0.1= 1.2×0.7=

0.09÷3= 4.9÷7= 0.86-0.6= 0.58-0.41=

4.2×2= 1.1×3= 0.32+0.21= 7.2+2.8=

10×0.35= 0. 06×100= 0.57-0.27= 0.86-0.4=

0.74+0.54= 0.32+0.21= 12.3÷10= 6.53÷100=

12÷100= 0.16÷10= 1-0.42= 5.2+3.5=

0.61-0.3= 0.8-0.08= 3.6÷6= 8.4÷4=

0.64÷8= 0.6×8= 2.4÷8= 0.06÷3=

20×0.5= 1000×0.09= 6.6+1.4= 3.9-2=

0.837-0.837= 7.3+1.7=

0.35÷7= 2.8×4= 0.5×0.5= 2.5×10=

0.06×0.9= 0.05×1.6= 0.5×0.05= 0.3×0.03=

3.6÷0.3= 0.54÷0.6= 0.12÷0.4= 0.45÷0.5=

0.25×4= 2.5×0.4= 1.25×0.8= 12.5×0.8=

8.5-2.9= 4.8-4= 3.8+4.02= 3.42+0.48=

3.7÷0.1= 2÷0.2= 1.2÷0.03= 0÷1.8=

1.08-0.8= 2-0.01= 7.51+1.49= 4.6+3=

0.8×0.25= 110×0.1= 15÷0.5= 0.32÷0.004=

8.1÷0.3= 0.92×0= 0.1×0.001= 0.8÷0.02=

3.6÷2.4= 0.2×1.8= 4-2.56= 1.57+4.02=

9.94-5.83= 2.4×3= 24×0.03= 5.6+0.24=

14.7+3.89-4.7= 4.56+9.1+0.44= 4.2-3.5=

1.76+2.83+0.24= 6.26-3.65-1.35= 1.74+3.26=

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

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

(迴圈小數的用簡便方法,除不盡保留2位小數):

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

用豎式計算

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≈(保留兩位小數)

1.2 0.18

2.5÷0.7= (保留三位小數) 10.1÷3.3= (商用迴圈小數)

3.571 3.06060606.

10.75÷12.5= (用乘法驗算) 3.25×9.04= (用除法驗算)

0.86 29.38

3、脫式計算(能簡算的要簡算)

2.5×7.1×4 16.12×99+16.12 5.2×0.9+0.9

71 1612 5.58

7.28×99+7.28 4.3×50×0.2 64-2.64×0.5

728 43 62.68

26×15.7+15.7×24 (2.275 +0.625)×0.28 3.94+34.3×0.2

785 0.812 10.8

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

1 46.013 56.862 30

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