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.

8___1
18___4
20___13
___412
188___
11___7
4___1
138___
5___2
16___1
87___
___215
7___2
1413___
15___1
5___4
7___6
101___
172___
85___
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