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.

1714___
___12
191___
21___
18___16
___42
4___3
1210___
21___
173___
119___
18___6
___69
___11
___42
___48
2___1
8___4
16___15
18___10
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