Number Bonds Worksheet

Fill in the missing numbers to complete each number bond. The two parts at the bottom add up to the whole number at the top.

___63
12___9
1311___
173___
16___7
1712___
10___6
4___2
21___
7___5
20___19
101___
4___2
135___
10___6
9___6
156___
2___1
16___5
42___
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