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.

___21
1612___
1611___
4___1
2___1
18___7
21___
6___1
1911___
17___2
1513___
15___2
134___
2___1
6___1
19___2
6___4
17___12
___32
4___1
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