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.

___12
7___2
___47
20___17
9___1
83___
136___
62___
20___1
7___6
___111
209___
1511___
15___3
___51
156___
72___
20___18
___145
18___13
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