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.

___72
1917___
64___
8___6
___151
122___
13___6
42___
15___8
81___
___24
18___2
___21
15___6
3___1
138___
3___1
10___4
13___7
54___
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