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___18
___42
12___8
14___5
___37
___22
21___
139___
1210___
32___
15___14
6___3
1913___
21___
20___11
___163
9___8
14___8
___32
4___1
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