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.

6___1
21___
2___1
___411
197___
___87
___11
___171
21___
___135
18___7
139___
1711___
31___
___710
3___1
9___6
157___
43___
11___5
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