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.

___13
82___
12___4
1813___
___21
98___
5___4
21___
___11
2___1
21___
21___
5___3
3___1
128___
4___3
8___6
6___1
171___
2___1
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