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上传于：2024-06-12
凑十法练习题（一年级）
9 + 6 = □
9 + 5 = □
9 + 2 = □
9 + 7 = □
9 + 1 = □
9 + 4 = □
9 + 9 = □
9 + 3 = □
8 + 4 = □
8 + 3 = □
8 + 2 = □
8 + 5 = □
8 + 6 = □
8 + 8 = □
8 + 9 = □
8 + 7 = □
7 + 6 = □
7 + 4 = □
7 + 7 = □
7 + 9 = □
6 + 8 = □
6 + 9 = □
6 + 6 = □
6 + 7 = □
5 + 6 = □
5 + 7 = □
5 + 9 = □
5 + 8 = □
4 + 7 = □
4 + 9 = □
3 + 8 = □
2 + 9 = □