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.

___53
13___5
12___10
8___7
13___2
19___5
___21
3___2
21___
85___
6___3
___512
11___6
13___7
206___
144___
18___8
21___
144___
197___
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