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
20___18
109___
8___6
21___
20___2
1612___
14___7
138___
151___
72___
106___
32___
___115
3___2
94___
2___1
___87
21___
136___
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