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an 80 on the second and a 90 on the third. You add the three

to get 240, and then divide by 3 and your mean grade is 80.

So your average is 80.

series of numbers and divide by the number of

numbers in the group.

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>** Finding**** The**** Mean ****or**** average ****of a set of**** Numbers** < you are here

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