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___1
___36
81___
3___1
4___1
___122
13___11
___11
31___
___64
11___3
___128
139___
5___3
134___
16___9
109___
135___
20___13
18___12
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