在数学学习过程中，四则运算是基础中的基础。无论是小学生还是初中生，掌握好加减乘除的运算技巧都是非常重要的。为了帮助大家更好地巩固这一知识点，下面整理了100道四则运算练习题，并附有详细的答案解析，方便大家自我检测与复习。
一、练习题部分
1. 12 + 34 =
2. 56 - 27 =
3. 8 × 9 =
4. 72 ÷ 8 =
5. 45 + 67 =
6. 98 - 49 =
7. 7 × 6 =
8. 63 ÷ 9 =
9. 33 + 44 =
10. 81 - 56 =
11. 5 × 8 =
12. 48 ÷ 6 =
13. 29 + 61 =
14. 75 - 38 =
15. 9 × 7 =
16. 84 ÷ 12 =
17. 15 + 25 =
18. 60 - 35 =
19. 4 × 12 =
20. 90 ÷ 10 =
21. 36 + 48 =
22. 70 - 42 =
23. 6 × 7 =
24. 56 ÷ 7 =
25. 22 + 38 =
26. 99 - 66 =
27. 8 × 5 =
28. 72 ÷ 9 =
29. 17 + 43 =
30. 55 - 25 =
31. 3 × 11 =
32. 66 ÷ 6 =
33. 28 + 32 =
34. 88 - 44 =
35. 7 × 8 =
36. 64 ÷ 8 =
37. 19 + 51 =
38. 90 - 60 =
39. 5 × 9 =
40. 81 ÷ 9 =
41. 27 + 33 =
42. 77 - 27 =
43. 6 × 6 =
44. 42 ÷ 7 =
45. 11 + 89 =
46. 65 - 35 =
47. 4 × 10 =
48. 50 ÷ 5 =
49. 24 + 36 =
50. 96 - 48 =
51. 7 × 5 =
52. 60 ÷ 10 =
53. 13 + 27 =
54. 80 - 50 =
55. 9 × 4 =
56. 36 ÷ 6 =
57. 18 + 32 =
58. 70 - 20 =
59. 8 × 3 =
60. 24 ÷ 3 =
61. 30 + 40 =
62. 66 - 16 =
63. 5 × 7 =
64. 35 ÷ 5 =
65. 14 + 26 =
66. 50 - 10 =
67. 6 × 4 =
68. 28 ÷ 4 =
69. 25 + 25 =
70. 75 - 25 =
71. 7 × 3 =
72. 21 ÷ 3 =
73. 12 + 38 =
74. 90 - 70 =
75. 8 × 2 =
76. 16 ÷ 4 =
77. 16 + 24 =
78. 85 - 45 =
79. 9 × 2 =
80. 18 ÷ 2 =
81. 20 + 30 =
82. 72 - 32 =
83. 4 × 5 =
84. 20 ÷ 4 =
85. 10 + 40 =
86. 60 - 10 =
87. 3 × 9 =
88. 27 ÷ 3 =
89. 15 + 25 =
90. 88 - 38 =
91. 5 × 6 =
92. 30 ÷ 5 =
93. 19 + 11 =
94. 65 - 15 =
95. 7 × 4 =
96. 28 ÷ 7 =
97. 22 + 18 =
98. 95 - 45 =
99. 6 × 3 =
100. 18 ÷ 6 =
二、参考答案
1. 46
2. 29
3. 72
4. 9
5. 112
6. 49
7. 42
8. 7
9. 77
10. 25
11. 40
12. 8
13. 90
14. 37
15. 63
16. 7
17. 40
18. 25
19. 48
20. 9
21. 84
22. 28
23. 42
24. 8
25. 60
26. 33
27. 40
28. 8
29. 60
30. 30
31. 33
32. 11
33. 60
34. 44
35. 56
36. 8
37. 70
38. 30
39. 45
40. 9
41. 60
42. 50
43. 36
44. 6
45. 100
46. 30
47. 40
48. 10
49. 60
50. 48
51. 35
52. 6
53. 40
54. 30
55. 36
56. 6
57. 50
58. 50
59. 24
60. 8
61. 70
62. 50
63. 35
64. 7
65. 40
66. 40
67. 24
68. 7
69. 50
70. 50
71. 21
72. 7
73. 50
74. 20
75. 16
76. 4
77. 40
78. 40
79. 18
80. 9
81. 50
82. 40
83. 20
84. 5
85. 50
86. 50
87. 27
88. 9
89. 40
90. 50
91. 30
92. 6
93. 30
94. 50
95. 28
96. 4
97. 40
98. 50
99. 18
100. 3
通过这些题目，可以有效提升计算速度和准确性。建议每天做一定数量的题目，并逐步增加难度，以达到最佳的学习效果。希望这份练习题对你的数学学习有所帮助！
