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.

9___1
15___11
___75
166___
21___
64___
143___
114___
18___10
7___4
5___2
5___1
13___2
21___
___11
___38
1312___
___15
1514___
___116
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