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
1210___
173___
166___
___134
13___4
9___7
159___
51___
151___
___311
134___
14___10
5___3
1411___
52___
196___
2010___
1913___
15___2
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