有理数加法练习题-50道

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有理数加法练习题-50道

一、单选题

1. `-2 + 3 = ?`

2. `1/2 + 1/3 = ?`

3. `-5 + (-3) = ?`

4. `2 + (-4) = ?`

5. `-1/3 + 1/2 = ?`

6. `2/3 + 1/4 = ?`

7. `-1/4 + (-3/4) = ?`

8. `3/4 + (-1/2) = ?`

9. `3.5 + 2.5 = ?`

10. `-1.5 + 2 = ?`

二、填空题

11. `1 + (-5) = ______`

12. `2/3 + 5/6 = ______`

13. `-4 + 2 = ______` 14. `3/5 + (-1/5) = ______`

15. `-1.5 + 1.5 = ______`

16. `1/4 + 3/4 = ______`

17. `-2/3 + 1/3 = ______`

18. `3 + (-4) = ______`

19. `4.5 + 2.5 = ______`

20. `-2.5 + 3 = ______`

三、解答题

21. `如果 A = -3, B = 2, 求 A + B = ?`

22. `如果 A = 1/2, B = -1/3, 求 A + B = ?`

23. `如果 A = -1/4, B = 3/4, 求 A + B = ?`

24. `如果 A = 3, B = -4, 汰 A + B = ?`

25. `如果 A = 2.5, B = 1.5, 求 A + B = ?`

四、计算题

26. `计算 (-2) + 3`

27. `计算 1/2 + (-1/3)` 28. `计算 -5 + (-2)`

29. `计算 2 + (-3)`

30. `计算 -1/3 + 1/2`

31. `计算 2/3 + 1/4`

32. `计算 -1/4 + (-3/4)`

33. `计算 3/4 + (-1/2)`

34. `计算 3.5 + 2.5`

35. `计算 -1.5 + 2`

五、组合题

36. `請問 -2 + 3 + 1 = ?`

37. `請問 1/2 + 1/3 + 1/6 = ?`

38. `請問 -5 + (-3) + 2 = ?`

39. `請問 2 + (-4) + 3 = ?`

40. `請問 -1/3 + 1/2 + 1/6 = ?`

41. `請問 2/3 + 1/4 + 1/6 = ?`

42. `請問 -1/4 + (-3/4) + 1/2 = ?`

43. `請問 3/4 + (-1/2) + 1/4 = ?`

44. `請問 3.5 + 2.5 + 1.5 = ?` 45. `請問 -1.5 + 2 + 1.5 = ?`

六、混合题

46. `如果 A = -2, B = 3, C = 1, 求 A + B + C = ?`

47. `如果 A = 1/2, B = 1/3, C = 1/6, 求 A + B + C = ?`

48. `如果 A = -5, B = -3, C = 2, 求 A + B + C = ?`

49. `如果 A = 2, B = -4, C = 3, 求 A + B + C = ?`

50. `如果 A = -1.5, B = 2, C = 1.5, 求 A + B + C = ?`

以上就是50道有理数加法的练题,希望对你的研究有所帮助。