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___11
209___
4___1
20___15
1812___
6___3
6___3
17___11
143___
1912___
76___
167___
12___1
7___4
10___5
51___
6___4
17___15
13___11
21___
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