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.

___515
164___
63___
7___1
18___16
___11
20___1
18___15
19___16
126___
41___
20___19
20___13
76___
1815___
42___
___23
146___
___11
14___13
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