在小学阶段,数学学习是孩子们打基础的重要环节。对于一年级的学生来说,掌握基本的加减法运算能力尤为重要。为了帮助孩子们更好地巩固所学知识,提升计算速度和准确性,下面整理了100道适合一年级学生的口算题,涵盖10以内和20以内的加减法,内容简单、实用,适合日常练习。
一、10以内的加法
1. 3 + 2 =
2. 5 + 4 =
3. 1 + 6 =
4. 7 + 2 =
5. 4 + 5 =
6. 2 + 3 =
7. 8 + 1 =
8. 6 + 3 =
9. 9 + 0 =
10. 5 + 5 =
二、10以内的减法
11. 8 - 3 =
12. 6 - 2 =
13. 9 - 5 =
14. 7 - 4 =
15. 10 - 6 =
16. 5 - 1 =
17. 4 - 2 =
18. 7 - 3 =
19. 9 - 7 =
20. 10 - 8 =
三、20以内的加法
21. 10 + 5 =
22. 8 + 7 =
23. 9 + 6 =
24. 12 + 3 =
25. 7 + 8 =
26. 11 + 4 =
27. 6 + 9 =
28. 13 + 5 =
29. 10 + 9 =
30. 14 + 2 =
四、20以内的减法
31. 15 - 5 =
32. 18 - 6 =
33. 17 - 4 =
34. 16 - 3 =
35. 19 - 7 =
36. 14 - 2 =
37. 13 - 5 =
38. 12 - 6 =
39. 11 - 3 =
40. 10 - 7 =
五、混合加减法(10以内)
41. 4 + 3 - 2 =
42. 5 + 2 - 3 =
43. 7 - 2 + 1 =
44. 6 + 3 - 4 =
45. 9 - 4 + 2 =
46. 8 - 3 + 1 =
47. 5 + 4 - 6 =
48. 7 - 3 + 2 =
49. 6 + 2 - 5 =
50. 10 - 5 + 3 =
六、混合加减法(20以内)
51. 12 + 5 - 3 =
52. 15 - 4 + 2 =
53. 10 + 7 - 5 =
54. 18 - 6 + 3 =
55. 14 + 3 - 6 =
56. 16 - 5 + 4 =
57. 13 + 4 - 5 =
58. 19 - 7 + 2 =
59. 11 + 6 - 7 =
60. 17 - 8 + 5 =
七、填空题(加法)
61. 3 + ___ = 7
62. 5 + ___ = 10
63. 2 + ___ = 9
64. 6 + ___ = 12
65. 4 + ___ = 8
66. 7 + ___ = 11
67. 1 + ___ = 5
68. 9 + ___ = 13
69. 8 + ___ = 15
70. 10 + ___ = 17
八、填空题(减法)
71. 9 - ___ = 4
72. 12 - ___ = 7
73. 15 - ___ = 8
74. 10 - ___ = 3
75. 18 - ___ = 9
76. 14 - ___ = 6
77. 17 - ___ = 10
78. 11 - ___ = 5
79. 16 - ___ = 9
80. 13 - ___ = 4
九、比较大小(填“+”或“-”)
81. 5 ___ 3 = 8
82. 9 ___ 4 = 5
83. 7 ___ 2 = 9
84. 10 ___ 6 = 4
85. 6 ___ 5 = 11
86. 12 ___ 3 = 9
87. 8 ___ 4 = 4
88. 15 ___ 5 = 10
89. 7 ___ 3 = 10
90. 11 ___ 2 = 9
十、综合练习(10~20以内)
91. 10 + 5 =
92. 13 - 4 =
93. 7 + 9 =
94. 16 - 8 =
95. 9 + 6 =
96. 14 - 5 =
97. 8 + 7 =
98. 19 - 9 =
99. 12 + 8 =
100. 17 - 6 =
通过每天坚持练习这些题目,孩子们可以逐步提高计算能力,增强对数字的敏感度,为今后的数学学习打下坚实的基础。家长可以在旁边进行辅导,鼓励孩子独立完成,培养他们的自信心和学习兴趣。