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.

18___12
74___
4___2
16___15
1310___
21___
11___1
___33
1614___
5___1
72___
___131
___64
7___1
42___
73___
8___7
19___18
178___
10___9
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