SOLUTION: the formalua you use to find the sum of 1-1000 1+2=3+3=6+4=10+5=15 ..... Thank you!

SOLUTION: the formalua you use to find the sum of 1-1000 1+2=3+3=6+4=10+5=15 ..... Thank you!

Algebra.Com

Question 497220: the formalua you use to find the sum of 1-1000
1+2=3+3=6+4=10+5=15 ..... Thank you!

Answer by Earlsdon(6294) (Show Source): You can put this solution on YOUR website!
Here's the formula:
Where: is the first number (That's number 1), is the nth number (that's 1000), and is the number of numbers (that's 1000).
So...
=500,500
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