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___
15___12
163___
19___1
15___13
10___5
___91
13___10
137___
85___
178___
153___
62___
6___2
4___3
___43
6___1
17___4
___47
___310
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