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.

7___3
2___1
___13
42___
___21
___110
1211___
11___10
___19
31___
125___
42___
___26
173___
___513
157___
12___5
8___1
18___2
___71
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