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.

12___3
21___
___66
7___5
5___3
___21
2___1
9___4
1211___
53___
6___1
109___
___37
___15
14___8
17___2
___44
17___6
74___
1412___
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