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.

13___10
5___4
1913___
5___3
82___
6___1
31___
13___10
___72
42___
18___16
1413___
163___
1918___
1411___
___23
161___
15___2
31___
21___
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