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.

3___1
18___17
10___9
___614
106___
31___
2___1
___911
1611___
7___3
15___5
12___6
32___
12___11
2___1
31___
139___
___21
164___
84___
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