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.

___23
2___1
11___5
1613___
18___10
___15
149___
17___12
4___3
5___3
63___
174___
___210
86___
___99
2___1
8___7
42___
___113
___103
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