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___5
21___
82___
20___10
41___
72___
___810
6___1
41___
19___17
42___
8___5
75___
16___11
7___1
___910
___812
128___
___34
17___1
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