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.

___413
___72
20___3
18___2
61___
122___
19___2
2___1
16___3
8___7
159___
144___
2___1
10___6
15___13
___25
1810___
20___17
166___
4___2
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