初一数学计算中负数的加减乘除或混合

2.(-84)+(-49)

3.7+(-2.04)

4.4.23+(-7.57)

5.(-7/3)+(-7/6)

6.9/4+(-3/2)

7.3.75+(2.25)+5/4

8.-3.75+(+5/4)+(-1.5)

9.(-17/4)+(-10/3)+(+13/3)+(11/3)

10.(-1.8)+(+0.2)+(-1.7)+(0.1)+(+1.8)+(+1.4)

11.(+1.3)-(+17/7)

12.(-2)-(+2/3)

13.|(-7.2)-(-6.3)+(1.1)|

14.|(-5/4)-(-3/4)|-1-5/4-|-3/4|

15.(-2/199)*(-7/6-3/2+8/3)

16.-4*(-3)*5*1/6

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

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+42 420+580-64×21÷28

37.420+580-64×21÷28

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

45.6-1.6÷4

46.7.2÷0.8-1.2×5

47.6.5×(4.8-1.2×4)

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

51.-5+58+13+90+78-(-56)+50

52.-7*2-57/(3

53.(-7)*2/(1/3)+79/(3+6/4)

54.123+456+789+98/(-4)

55.369/33-(-54-31/15.5)

56.39+{3x[42/2x(3x8)]}

57.9x8x7/5x(4+6)

58.11x 22/(4+12/2)

59.94+(-60)/10

60.[-18]+29+[-52]+60