(完整版)20以内进位加法(凑十法)

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20以内进位加法（凑十法）

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9 + 2 = 8 + 3 = 7 + 4 = 6 + 5 =

9 + 3 =

9 + 4 =

9 + 5 =

9 + 6 =

9 + 7 =

8 + 4 = 8 + 5 = 8 + 6 = 8 + 7 = 8 + 8 = 7 + 5 = 7 + 6 = 7 + 7 = 7 + 8 = 7 + 9 = 6 + 6 = 6 + 7 = 6 + 8 = 6 + 9 =

9 + 8 = 8 + 9 = 4 + 7 = 3 + 8 =

6 + 5 = 5 + 6 = 4 + 8 = 3 + 9 =

6 + 6 =

6 + 7 =

6 + 8 =

6 + 9 =

5 + 7 = 5 + 8 = 5 + 9 = 4 + 9 = 2 + 9 =