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.

1511___
___63
139___
18___11
98___
9___4
2___1
135___
145___
1812___
4___1
15___3
2___1
1310___
97___
31___
74___
___113
15___1
___22
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