2023年12月30日发(作者:看了女儿的数学试卷)

七年级上册数学简便脱式计算

列式计算:

7.91×3+3×2.19

8.67-5.8 +1.33

853-147-253

54×23+77×54

420÷28

1600-(720+650÷13)

(103-141÷47)×5

7200÷25÷4

8×(40+20)

42÷(90÷30)

18÷(24÷4)

10.5-1.5-3.5

145+78+255

125×32

656-164-36

6.84+0.6+1.4+5.16

54.25-2.14-7.86

4.8+0.2-4.8+0.2

(148-111÷37)×9

127+885÷59×7

2.45+3.8+0.55

(2296+7344÷36)×2.4

1÷0.45÷0.9-7/8

0.36×[(2+3.8)÷0.04]

68×35-408÷24

47.5-(0.6+6.4÷0.32)

44.08-44.08÷5.8

(309×17+375)÷84

3.35×6.4×2+6.7×3.6

3060÷15-2.5×1.04

75 ×23 +1415 ÷ 19

0.16+4÷(38 -18 )

37 -[ 195 -(145 +47 )]

35 ÷ [(15 +13 )÷29 ]

37 -[ 195 -(145 +47 )]

35 ÷ [(15 +13 )÷29 ]

6÷35 -35 ÷6

(10000-0.16×1900)÷96

38 ×[89 ÷( 56 -34 )]

168.1÷(4.3×2-0.4)

306×15 –2080

100-91 ÷13

(100-91)÷13

7.73-2.3÷0.5×0.8

1025-4050÷54

(100-19)÷(1.63+1.07)

498+9870÷35

420.5 - 294÷2.8×2.

8.82×15—100

5400-2940÷28×27

(20.2×0.4+7.88)÷4.2

21.6-0.8×4÷0.8

(9+92+93)×0.01

13.5×[1.5×(1.07+1.93)]

1498+1068÷89

4.2÷1.5-0.36

0.54×1.75+8.25×0.54

78 ×〔67 -(121 +37 )

(80-9.8)×0.6-2.1

简算:

45.55-(6.82+15.55)

34.52-17.87-12.23

6.43-(1.4-0.57)

23.75-8.64-3.46

17.83-9.5-7.83-0.5

5.38+88.2-2.38+1.8

27.38-5.34+2.62-4.66

21.63-(8.5+9.63)

7.5-2.45+7.5+2.45

0.9+0.99+0.999

5.09-(0.09+1.23)

9.36-(4.36-3.5)

609-708+306-108+202-198+497-100

14+15+16+……+45+46

9999+9998+9997+9996

99999×26+33333×22

19175÷59+678

36.5×1.4-8.51÷3.7

1.3-3.79+9.7-6.21

8×0.4×12.5×2.5

125×(8+0.8+0.08)

35 ÷〔78 -(25 +38 )〕

1.7+150 +3.98

17.625-(4.4+58 )

3.35×6.47×2+6.7×3.6

18.7-3.375-6.625

2.5×4.4

25×1.25×32

(3.75+4.1+2.35)×9.8

1.28+9.8+7.72+10.2

12 ×1120 +12 ×2049

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

0.12χ+1.8×0.9=7.2 (9-5χ)×0.3=1.02 6.4χ-χ=28+4.4

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


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