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___3
18___5
15___11
19___18
___612
129___
75___
___51
4___3
18___7
207___
11___4
109___
___31
___123
168___
21___
107___
2___1
1614___
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