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___2
___45
175___
2___1
125___
5___4
75___
18___7
6___3
___31
21___
19___15
21___
145___
17___13
1713___
9___5
165___
42___
2016___
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