《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）
29 + 8 =
52 - 5 =
38 + 2 =
76 - 5 =
44 + 12 =
42 - 6 =
8 + 67 =
37 - 6 =
51 - 30 =
73 - 9 =
60 - 8 =
62 + 17 =
20 + 45 =
74 - 14 =
30 + 16 =
68 + 4 =
7 + 54 =
28 + 6 =
31 + 17 =
19 + 40 =
50 - 20 =
15 + 20 =
83 - 12 =
33 - 9 =
9 + 14 =
47 + 10 =
98 - 25 =
56 + 13 =
71 + 15 =
63 - 10 =
42 + 53 =
21 - 3 =
32 - 3 =
43 - 4 =
53 + 7 =
18 + 60 =
1 + 49 =
39 + 2 =
35 - 3 =
70 - 2 =

答案： 37 47 40 71 56 36 75 31 21 64 52 79 65 60 46 72 61 34 48 59 30 35 71 24 23 57 73 69 86 53 95 18 29 39 60 78 50 41 32 68

2. 列竖式计算。（建议用时5分钟）
45 + 14 =
52 + 6 =
7______4 + 13 =
26 + 22 =
5 + 73 =
31 + 67 =
30 + 43 =
3____3 + 66 =

答案： 59 58 87 48 78 98 73 99(竖式略)