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___9
1612___
21___
20___12
19___18
2___1
7___4
2___1
43___
86___
10___1
6___3
___711
3___1
12___8
41___
51___
14___5
108___
13___6
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