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.

9___1
12___2
___21
13___12
13___5
5___3
17___10
3___2
___65
121___
85___
1711___
164___
18___9
18___10
1210___
___83
5___3
14___2
64___
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