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___11
11___5
199___
17___1
___31
___91
11___3
10___4
13___8
7___2
172___
14___2
123___
1813___
15___9
___121
43___
82___
31___
5___1
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