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
31___
___610
18___5
172___
7___2
131___
8___3
198___
62___
17___5
53___
1311___
___28
164___
11___3
2___1
125___
___71
___123
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