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.

13___9
16___7
5___1
17___2
___66
5___1
15___6
53___
10___2
1813___
___13
16___4
20___6
16___10
65___
___34
144___
42___
___32
63___
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