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.

13___4
16___6
___21
52___
7___4
6___3
___105
1311___
___64
71___
12___10
105___
12___5
151___
13___7
166___
5___1
122___
13___2
___143
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