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.

___86
109___
5___1
7___4
14___7
___144
___173
___13
4___3
9___5
___75
19___15
21___
1615___
___512
21___
21___
188___
54___
___115
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