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___
18___3
___51
17___16
61___
21___
6___1
43___
7___2
2___1
2___1
14___9
135___
___24
199___
___214
65___
2___1
15___12
___312
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