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.

2___1
4___2
15___5
15___7
13___2
12___8
16___12
___38
6___4
___29
113___
157___
151___
20___15
163___
___78
21___
___123
4___3
___54
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