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.

4___2
82___
21___
___145
5___1
7___3
12___10
138___
91___
6___2
___413
___63
1613___
21___
5___1
147___
94___
___710
20___12
11___2
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