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.

145___
17___16
21___
___63
6___1
1817___
4___3
___109
109___
___127
209___
62___
19___9
3___2
1211___
161___
13___10
13___9
175___
1310___
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