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.

41___
13___5
16___8
17___9
20___3
21___
41___
6___1
1918___
3___2
15___1
8___4
139___
172___
4___1
3___1
___43
2012___
10___5
61___
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