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
76___
10___1
___137
15___6
18___12
___28
13___5
132___
21___
___15
9___7
20___13
42___
10___7
4___1
112___
14___8
___11
9___8
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