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.

9___2
17___8
12___10
___164
21___
202___
4___3
___52
___25
18___15
___33
5___4
8___2
7___4
105___
1615___
143___
___21
193___
___1010
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