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.

83___
18___12
91___
12___1
21___
9___4
13___6
4___1
18___2
15___7
___172
82___
7___1
133___
20___3
___15
74___
___28
___38
107___
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