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.

6___5
___31
21___
___513
21___
52___
___91
___11
96___
2___1
12___3
42___
3___1
4___1
123___
4___1
2___1
159___
21___
___612
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