《2025年一本口算能力训练一年级数学下册人教版》

1. 口算。（建议用时5分钟）
10 + 6 =
58 - 8 =
68 - 60 =
70 - 30 =
45 - 40 =
8 + 40 =
60 + 10 =
83 - 3 =
9 + 50 =
58 - 50 =
17 - 10 =
60 - 20 =
80 + 3 =
20 + 60 =
5 + 30 =
89 - 80 =
90 + 6 =
92 - 2 =
10 + 20 =
57 - 7 =
56 - 6 =
70 - 10 =
30 + 7 =
71 - 70 =
10 + 50 =
20 + 8 =
44 - 40 =
94 - 4 =
50 - 20 =
40 + 5 =
72 - 2 =
80 + 4 =
30 + 60 =
3 + 70 =
49 - 9 =
9 + 80 =
50 + 2 =
80 - 10 =
66 - 6 =
73 - 70 =

答案： 16 50 8 40 5 48 70 80 59 8 7 40 83 80 35 9 96 90 30 50 50 60 37 1 60 28 4 90 30 45 70 84 90 73 40 89 52 70 60 3

2. 在〇里填上“＞”“＜”或“=”。（建议用时2分钟）
89〇98
65 - 5〇60
50 + 1〇10 + 5
60 + 8〇86
31〇26 - 5
78 - 8〇88 - 8

答案： ＜ = ＞ ＜ ＞ ＜

3. 在□里填上合适的数。（建议用时2分钟）
□ + 70 = 78
60 = □ - 6
49 = □ + 40
97 - □ = 7
69 = 60 + □
70 = 74 - □
8 + □ = 68
72 = □ + 2
50 = □ - 5

答案： 8 66 9 90 9 4 60 70 55