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.

21___
___25
15___14
15___6
___23
14___9
___12
___136
7___1
9___2
17___8
1610___
8___2
18___14
31___
16___3
1211___
14___13
12___10
___25
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