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.

20___5
___110
159___
21___
81___
15___2
61___
___16
43___
13___2
61___
16___11
14___9
___123
3___1
4___1
1511___
3___2
144___
135___
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