SOLUTION: if you were to add up all conseecutive numbers (1+2+3...) from 1 to 365 what would it equal?

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Question 726499: if you were to add up all conseecutive numbers (1+2+3...) from 1 to 365 what would it equal?
Answer by fcabanski(1391) About Me  (Show Source):
You can put this solution on YOUR website!
The problem describes an arithmetic series beginning at 1, and the problem requests the sum of the series up to 365.


The formula for the sum of an arithmetic series (s(n)) up to the nth term with the first term a(1) and the nth term a(n) is:


S(n) = n*(a(1)+a(n))/2 = 365*(1+365)/2 = 66795

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