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.

135___
21___
___27
___18
___12
___13
20___6
___11
42___
122___
___911
___51
101___
7___4
___75
183___
13___7
15___13
___123
31___
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