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.

137___
___713
1110___
166___
20___16
11___9
1813___
53___
___21
4___3
11___8
135___
6___5
10___8
31___
5___4
___81
15___13
___79
148___
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