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Wiki User
Halfway between 10 and 15 is (10 + 15) ÷ 2 = 121/2
Lazar Mocic ∙
13
10 is the number halfway between -5 and 15.It is: 5
15
5
-12.5
It is (5 + 10)/2 = 15/2 = 7.5
The halfway number is (15 + 129) /2 = 144/2 = 72
It is: 15
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