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.

18___13
19___9
7___5
6___1
3___2
5___1
16___10
15___6
83___
12___8
___72
3___2
13___4
7___4
1614___
___310
___51
8___6
20___17
71___
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