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.

18___15
2015___
21___
43___
31___
199___
12___3
6___4
171___
32___
108___
84___
17___10
12___1
20___12
17___13
18___1
133___
123___
11___8
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