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.

13___5
18___11
___613
76___
2___1
20___19
102___
19___6
61___
13___5
7___1
___21
1410___
2___1
21___
___812
___16
21___
13___4
9___2
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