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.

___710
18___9
155___
___45
62___
21___
1711___
___53
126___
8___5
10___6
___21
123___
10___3
138___
12___11
12___10
153___
20___8
___613
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