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.

12___11
1511___
___125
7___4
21___
142___
___101
___75
126___
63___
16___6
41___
___58
104___
13___12
16___4
6___1
142___
178___
21___
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