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
4___1
21___
18___6
72___
105___
14___10
166___
126___
8___5
147___
11___8
20___18
4___1
8___5
___21
4___3
___113
1710___
18___2
🔄 Generate New