竖式 · 套题 36

20 problems
1
8 - 3 =
2
4 - 3 =
3
6 - 4 =
4
7 - 3 =
5
7 - 6 =
6
9 - 8 =
7
9 - 5 =
8
2 - 1 =
9
8 - 7 =
10
3 - 1 =
11
9 - 5 =
12
5 - 3 =
13
6 - 4 =
14
6 - 1 =
15
4 - 1 =
16
8 - 7 =
17
9 - 7 =
18
3 - 1 =
19
9 - 7 =
20
9 - 6 =
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