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.

___415
10___4
42___
___311
85___
___810
___211
15___8
2___1
20___7
___217
31___
___31
32___
19___2
52___
10___6
___51
16___5
___55
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