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.

2___1
21___
___42
3___2
1615___
2014___
9___8
1911___
3___1
___18
156___
13___4
175___
13___4
2018___
20___6
6___1
6___1
17___13
___56
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