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.

19___6
6___3
138___
159___
10___7
20___10
4___1
___21
142___
6___3
73___
___12
11___10
15___4
51___
6___5
7___3
17___10
___65
31___
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