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.

21___
21___
61___
13___6
18___12
151___
191___
___13
153___
8___3
106___
81___
9___6
12___11
___127
139___
17___15
15___13
15___11
12___10
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