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.

1715___
___22
15___12
11___10
21___
61___
145___
5___4
85___
13___7
18___1
12___11
___21
8___6
82___
159___
___64
1914___
___12
71___
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