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.

4___1
20___18
145___
199___
73___
154___
___210
___214
154___
122___
14___7
18___7
___315
___515
54___
9___4
2___1
74___
8___6
1312___
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