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.

15___5
18___15
13___4
21___
20___12
18___1
___172
13___12
21___
___512
___117
___11
94___
18___4
138___
18___11
2017___
___614
124___
___16
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