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.

20___18
209___
72___
10___1
54___
___35
18___12
42___
19___16
6___4
8___2
___21
17___10
31___
128___
98___
147___
5___3
21___
19___12
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