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___9
12___11
15___6
1311___
20___5
73___
13___4
8___1
___214
13___6
168___
___155
20___4
1912___
54___
___21
___14
___162
161___
10___1
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