50道有理數(加 減 乘 除 乘方)混合運算題,由易到難,運算子號要像手寫一樣的

時間 2021-08-31 03:09:25

1樓:天黑前の夏天

(一)計算題:

(1)23+(-73)

(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|)

(一)計算題:

(1)(-4)(+6)(-7)

(2)(-27)(-25)(-3)(-4)

(3)0.001*(-0.1)*(1.1)

(4)24*(-5/4)*(-12/15)*(-0.12)

(5)(-3/2)(-4/3)(-5/4)(-6/5)(-7/6)(-8/7)

(6)(-24/7)(11/8+7/3-3.75)*24

(二)用簡便方法計算:

(1)(-71/8)*(-23)-23*(-73/8)

(2)(-7/15)*(-18)*(-45/14)

(3)(-2.2)*(+1.5)*(-7/11)*(-2/7)

(三)當a=-4,b=-3,c=-2,d=-1時,求代數式(ab+cd)(ab-cd)的值.

(四)已知1+2+3+......+31+32+33=17*33,計算下式

1-3+2-6+3-9-12+...+31-93+32-96+33-99的值

2樓:惠芮欣

你是誰啊??。你們老師要的嗎?,我也在找 你錯了5題??

3樓:匿名使用者

1. 3/7 × 49/9 - 4/3

2. 8/9 × 15/36 + 1/27

3. 12× 5/6 – 2/9 ×3

4. 8× 5/4 + 1/4

5. 6÷ 3/8 – 3/8 ÷6

6. 4/7 × 5/9 + 3/7 × 5/9

7. 5/2 -( 3/2 + 4/5 )

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

9. 9 × 5/6 + 5/6

10. 3/4 × 8/9 - 1/3

11. 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+42 420+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

求七年級有理數加,減,乘,除,乘方五則混合運算計算題,要難一點的,越多越好,只要計算題。謝謝~

4樓:匿名使用者

有理數的加減混合運算

(1) (-9)-(-13)+(-20)+(-2)(2) 3+13-(-7)/6

(3) (-2)-8-14-13

(4) (-7)×

62616964757a686964616fe58685e5aeb931333264653962(-1)/7+8

(5) (-11)×4-(-18)/18

(6) 4+(-11)-1/(-3)

(7) (-17)-6-16/(-18)

(8) 5/7+(-1)-(-8)

(9) (-1)×(-1)+15+1

(10) 3-(-5)×3/(-15)

(11) 6×(-14)-(-14)+(-13)(12) (-15)×(-13)-(-17)-(-4)(13) (-20)/13/(-7)+11(14) 8+(-1)/7+(-4)

(15) (-13)-(-9)×16×(-12)(16) (-1)+4×19+(-2)

(17) (-17)×(-9)-20+(-6)(18) (-5)/12-(-16)×(-15)(19) (-3)-13×(-5)×13

(20) 5+(-7)+17-10

(21) (-10)-(-16)-13×(-16)(22) (-14)+4-19-12

(23) 5×13/14/(-10)

(24) 3×1×17/(-10)

(25) 6+(-12)+15-(-15)(26) 15/9/13+(-7)

(27) 2/(-10)×1-(-8)

(28) 11/(-19)+(-14)-5(29) 19-16+18/(-11)

(30) (-1)/19+(-5)+1

(31) (-5)+19/10×(-5)

(32) 11/(-17)×(-13)×12(33) (-8)+(-10)/8×17

(34) 7-(-12)/(-1)+(-12)(35) 12+12-19+20

(36) (-13)×(-11)×20+(-4)(37) 17/(-2)-2×(-19)

(38) 1-12×(-16)+(-9)

(39) 13×(-14)-15/20

(40) (-15)×(-13)-6/(-9)(41) 15×(-1)/12+7

(42) (-13)+(-16)+(-14)-(-6)(43) 14×12×(-20)×(-13)(44) 17-9-20+(-10)

(45) 12/(-14)+(-14)+(-2)(46) (-15)-12/(-17)-(-3)(47) 6-3/9/(-8)

(48) (-20)×(-15)×10×(-4)(49) 7/(-2)×(-3)/(-14)(50) 13/2×18×(-7)

(51) 13×5+6+3

(52) (-15)/5/3+(-20)

(53) 19×4+17-4

(54) (-11)-(-6)×(-4)×(-9)(55) (-16)+16-(-8)×(-13)(56) 16/(-1)/(-10)/(-20)(57) (-1)-(-9)-9/(-19)(58) 13×20×(-13)×4

(59) 11×(-6)-3+18

(60) (-20)+(-12)+(-1)+(-12)(61) (-19)-3×(-13)×4

(62) (-13)/3-5×8

(63) (-15)/1+17×(-18)(64) (-13)/3/19/8

(65) (-3)/(-13)/20×5

(66) 3/12/(-18)-18

(67) 5×(-19)/13+(-6)

(68) 4+4×(-19)-11

(69) (-2)+17-5+(-1)

(70) 9+(-3)×19×(-19)

(71) (-12)-(-6)+17/2

(72) 15×(-5)-(-3)/5

(73) (-10)×2/(-1)/4

(74) (-8)×16/(-6)+4

(75) 2-11+12+10

(76) (-3)+(-20)×(-7)×(-9)(77) (-15)+8-17/7

(78) (-14)×10+18×2

(79) (-7)+2-(-17)×19

(80) (-7)/18/1+1

(81) 11/(-9)-(-16)/17(82) 15+5×6-(-8)

(83) (-13)×(-18)+18/(-6)(84) 11-(-1)/11×(-6)

(85) (-4)+(-12)+19/6

(86) (-18)/(-1)/(-19)+2(87) 9×(-8)×(-6)/11

(88) 20×(-3)×(-5)+1

(89) (-18)-2+(-11)/20(90) 15×1+4×17

(91) 1-10+(-14)/(-1)

(92) 10+(-4)×(-19)+(-12)(93) 15/14/5×7

(94) 8+(-13)/3+1

(95) (-14)+6+(-2)×(-14)(96) (-5)/(-13)/4+7

(97) (-15)/(-2)/(-12)+(-2)(98) (-17)-(-20)-20×(-10)(99) (-7)-10-13/3

(100) (-20)+(-18)+11+9答案:

1 -18

2 103/6

3 -37

4 95 -43

6 -(20/3)

7 -(199/9)

8 54/7

9 17

10 2

11 -83

12 216

13 1021/91

14 27/7

15 -1741

16 73

17 127

18 -(2885/12)

19 842

20 5

21 214

22 -41

23 -(13/28)

24 -(51/10)

25 24

26 -(268/39)

27 39/5

28 -(372/19)

29 15/11

30 -(77/19)

31 -(29/2)

32 1716/17

33 -(117/4)

34 -17

35 25

36 2856

37 59/2

38 184

39 -(731/4)

40 587/3

41 23/4

42 -37

43 43680

44 -22

45 -(118/7)

46 -(192/17)

47 145/24

48 -12000

49 -(3/4)

50 -819

51 74

52 -21

53 89

54 205

55 -104

56 -(2/25)

57 161/19

58 -13520

59 -51

60 -45

61 137

62 -(133/3)

63 -321

64 -(13/456)

65 3/52

66 -(1297/72)

67 -(173/13)

68 -83

69 9

70 1092

71 5/2

72 -(372/5)

73 5

74 76/3

75 13

76 -1263

77 -(66/7)

78 -104

79 318

80 11/18

81 -(43/153)

82 53

83 231

84 115/11

85 -(77/6)

86 20/19

87 432/11

88 301

89 -(411/20)

90 83

91 5

92 74

93 3/2

94 14/3

95 20

96 369/52

97 -(21/8)

98 203

99 -(64/3)

100 -18

"/"是除號!!!

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