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.

17___11
10___3
___16
86___
___141
31___
139___
63___
65___
___312
15___6
14___9
___22
18___7
169___
1811___
11___4
21___
20___6
10___1
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