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.

1513___
2___1
21___
179___
10___4
20___16
19___6
5___4
2013___
___317
61___
42___
11___9
157___
14___10
___115
___74
1614___
___117
19___3
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