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.

6___1
___510
15___11
___27
21___
1211___
9___6
6___2
63___
6___3
6___2
1513___
___315
___41
1210___
10___9
107___
117___
17___4
21___
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