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.

5___1
___14
___410
12___3
___15
51___
10___8
42___
73___
___51
1311___
5___3
21___
4___1
___28
9___1
107___
___611
4___1
10___9
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