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.

1614___
42___
___512
4___1
17___3
13___10
81___
3___2
___65
71___
2___1
___21
3___1
62___
85___
___99
___21
168___
14___7
149___
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