小明跳了多少下?
□○□=□(下)
答:小明跳了( )下。
5+4=
10-7 =
8 - 2 =
9 - 5 =
2 + 3 =
9 - 7 =
8 + 2 =
3 + 5 =
7 - 4 =
10 - 8 =
3 + 2 =
9 + 1 =
6 + 3 =
10 - 10 =
4 - 2 =
0 - 0 =
9 - 4 =
10 - 5 =
2 + 7 =
8 - 3 =
苹果可能有多少个?(画“√”);桃有多少个?(画“○”)
40
23
80
51
这棵树上原来有多少个桃子?
16-9 13-7 11-6 16-8 12-8
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