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.

21___
4___3
___18
177___
___143
___144
18___12
1614___
15___12
118___
20___12
98___
15___1
___82
___55
8___2
3___1
158___
43___
___13
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