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.

113___
___172
___21
6___4
5___2
8___4
13___4
6___4
___85
1711___
12___7
17___7
16___12
21___
4___2
___31
147___
75___
117___
17___14
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