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.

21___
2___1
___510
17___15
___49
13___10
20___3
12___1
16___9
___95
5___4
83___
5___1
11___10
31___
177___
17___8
___14
169___
21___
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