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.

___137
42___
___49
16___12
144___
19___17
31___
___31
6___2
14___11
5___2
14___3
8___5
20___4
___42
18___4
161___
85___
171___
31___
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