SOLUTION: What is the sum of the first 50 natural numbers?

Question 88447: What is the sum of the first 50 natural numbers?
Found 2 solutions by stanbon, checkley75:
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
What is the sum of the first 50 natural numbers?
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This is a arithmetic sequence.
Formula for the sum of n terms. S(n) = (n/2)(first + last)
Your Problem:
S(50) = (50)/2(1+50)
S(50) = 25*51 = 1275
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Cheers,
Stan H.
Answer by checkley75(3666) (Show Source): You can put this solution on YOUR website!
the sum of the first 50 natural numbers is:
(n+1)*n/2=51*25=1275. or
n(n+1)/2=50(51)/2=2550/2=1275.

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