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.

___11
14___3
3___1
42___
___155
2___1
5___2
20___12
19___8
9___5
4___2
11___1
___85
109___
1710___
___47
9___2
___12
9___4
___72
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