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___
___23
___211
12___4
___51
___61
129___
111___
6___5
7___6
9___5
9___1
4___1
9___6
___710
73___
1910___
___109
1311___
76___
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