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.

1715___
83___
139___
___13
___23
1210___
143___
138___
20___15
1211___
___62
17___5
156___
18___7
10___8
117___
9___6
149___
207___
73___
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