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.

17___13
8___4
1812___
10___7
187___
___107
21___
6___5
___514
1310___
164___
21___
21___
21___
185___
7___5
168___
___11
17___12
15___4
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