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.

145___
___511
21___
21___
2___1
___101
1817___
3___2
2015___
85___
___12
___515
179___
8___4
51___
1514___
14___10
7___6
137___
53___
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