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.

9___1
1513___
21___
71___
___713
11___2
1410___
___11
20___4
2___1
___25
1612___
117___
1513___
1810___
19___3
42___
9___7
13___2
___54
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