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.

19___10
115___
20___1
42___
13___11
8___3
___108
20___4
52___
20___11
11___6
129___
21___
___142
73___
13___4
155___
10___9
21___
2___1
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