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___9
___21
7___2
207___
31___
15___5
201___
10___3
___103
11___3
20___11
123___
12___7
15___3
165___
___54
10___1
2___1
___21
141___
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