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.

___13
1514___
___42
15___4
1813___
___121
174___
1913___
___11
117___
102___
1716___
2012___
3___1
17___13
21___
19___9
15___1
5___3
209___
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