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.

1615___
___21
___410
7___1
13___7
202___
21___
12___5
129___
20___7
4___2
14___7
92___
129___
154___
8___4
___85
53___
123___
1710___
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