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.

18___15
109___
31___
126___
14___7
1817___
13___12
___155
___13
4___3
21___
162___
12___2
1513___
31___
18___15
158___
___57
___11
6___4
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