Question

sum of natural number formulas all

Answer 1

sum of natural number formulas are n(n+1)/2

Answer 2

Hey
Here's your answer !!

Let n be the number of natural numbers upto which you want to find the sum .

Then the formula to calculate the sum of natural numbers is ----->

n ( n + 1 ) / 2 .

For example , if you want to calculate the sum upto first 100 natural numbers ,
you can use the formula ,

100 ( 100 + 1 ) / 2
= 100 * 101 / 2
= 50 * 101
= 5050 .

Hope it helps !!