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___10
5___4
___121
2___1
6___5
1615___
___515
17___12
2___1
___11
___67
141___
32___
9___5
14___12
1910___
4___2
___21
19___10
21___
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