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.

5___4
10___4
2___1
81___
14___8
___61
32___
___27
98___
___415
___710
20___10
21___
17___16
14___13
135___
___314
75___
15___2
86___
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