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___3
135___
128___
134___
1615___
17___15
21___
5___3
179___
2___1
131___
15___4
___311
31___
___143
62___
___37
31___
17___10
___78
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