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.

64___
18___11
13___5
___21
4___1
18___12
15___12
41___
7___5
171___
6___1
4___2
21___
___34
17___7
20___16
32___
73___
9___1
65___
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