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___7
8___3
5___4
21___
13___9
113___
16___4
4___2
8___5
121___
54___
85___
6___3
177___
9___2
14___6
1413___
5___1
109___
20___12
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