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.

18___4
___57
17___9
13___5
5___4
16___1
___66
21___
___15
53___
16___2
___19
161___
___63
15___8
14___6
1711___
10___2
___172
207___
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