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.

12___10
___44
___17
19___1
6___5
15___13
82___
18___13
___79
209___
19___1
144___
4___2
115___
12___11
86___
11___4
16___14
___45
1813___
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