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
7___2
187___
21___
___12
___38
131___
5___2
3___2
12___3
138___
2___1
2___1
___511
64___
___23
___64
82___
___74
4___2
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