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.

6___4
1815___
16___11
1210___
9___3
6___4
2___1
20___19
___414
20___17
128___
21___
32___
63___
___72
7___1
4___1
8___2
17___2
___18
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