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.

2___1
___51
___54
18___5
87___
1812___
21___
109___
54___
1511___
6___1
___33
133___
___122
___73
8___4
19___14
13___1
4___3
___21
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