要二十道分数简便运算题分数哦,.
1个回答

/2+1/3-1/4+1/5-1/6=?

3/4-3/5+4/5-4/6+5/6-5/7=?

1/2-1/2-1/2+1/2=?

1/100000+3-32/867=?

1+1/2-1/3=?

15265357163237515632536721653/10+1=?

67/68+34/35-23/24=?

89/90+123/124-234/235=?

9/7-8/5=?

2/1+3/2=?

8/5-6/1=?

5/3+7/2=?

6/7-8/3=?

9/8-6/5+3/1=?

3/2-6/3+5/2-4/3=?

8/5-7/3+9/2+3/1=?3/7×49/9-4/3

8/9×15/36+1/27

12×5/6–2/9×3

8×5/4+1/4

6÷3/8–3/8÷64/7×5/9+3/7×5/9

5/2-(3/2+4/5)

7/8+(1/8+1/9)

9×5/6+5/6

3/4×8/9-1/30.12χ+1.8×0.9=7.2(9-5χ)×0.3=1.026.4χ-χ=28+4.411.7×5/49+3/14

12.6×(1/2+2/3)

13.8×4/5+8×11/5

14.31×5/6–5/6

15.9/7-(2/7–10/21)

16.5/9×18–14×2/7

17.4/5×25/16+2/3×3/4

18.14×8/7–5/6×12/15

19.17/32–3/4×9/24

20.3×2/9+1/3

21.5/7×3/25+3/7

22.3/14××2/3+1/6

23.1/5×2/3+5/6

24.9/22+1/11÷1/2

25.5/3×11/5+4/3

26.45×2/3+1/3×15

27.7/19+12/19×5/6

28.1/4+3/4÷2/3

29.8/7×21/16+1/2

30.101×1/5–1/5×21

31.50+160÷40(58+370)÷(64-45)

32.120-144÷18+35

33.347+45×2-4160÷52

34(58+37)÷(64-9×5)

35.95÷(64-45)

36.178-145÷5×6+42420+580-64×21÷28

37.812-700÷(9+31×11)(136+64)×(65-345÷23)

38.85+14×(14+208÷26)

39.(284+16)×(512-8208÷18)

40.120-36×4÷18+35

41.(58+37)÷(64-9×5)

42.(6.8-6.8×0.55)÷8.5

43.0.12×4.8÷0.12×4.8

44.(3.2×1.5+2.5)÷1.6(2)3.2×(1.5+2.5)÷1.6

45.6-1.6÷4=5.38+7.85-5.37=

46.7.2÷0.8-1.2×5=6-1.19×3-0.43=

47.6.5×(4.8-1.2×4)=0.68×1.9+0.32×1.9

48.10.15-10.75×0.4-5.7

49.5.8×(3.87-0.13)+4.2×3.74

50.32.52-(6+9.728÷3.2)×2.5