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.

4___2
___115
5___1
21___
2___1
52___
3___1
___142
9___7
159___
4___3
5___2
63___
126___
___21
3___2
18___16
11___10
177___
134___
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