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.

21___
41___
189___
9___1
___115
___31
___110
12___10
129___
5___3
___514
84___
20___11
20___15
2015___
1510___
10___1
71___
18___3
11___4
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