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.

15___2
143___
___15
1613___
___171
8___3
___25
9___7
1411___
1817___
12___1
121___
82___
54___
___23
___72
1511___
___89
___21
21___
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