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.

20___12
___12
20___14
1210___
6___1
19___9
103___
20___3
172___
62___
___36
4___1
18___9
___23
19___13
20___19
71___
1310___
13___10
85___
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