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.

20___17
___23
15___7
19___10
101___
7___2
___11
___146
7___1
21___
13___11
17___2
20___10
___410
___114
138___
8___7
12___9
___25
2___1
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