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.

20___10
172___
54___
18___4
191___
6___4
21___
1413___
123___
___43
21___
8___6
16___6
9___2
146___
51___
5___3
52___
8___4
17___4
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