Question

find the sum of first 100 natural numbers.

Answer 1

the sum of first n numbers is given  by
n(n+1)/2
n=100
sum of first 100 numbers is given by
100(101)/2
50(101)
5050

please vote brainliest

Answer 2

The formula to fin first n natural numbers n(1+n)/2
so let n be 1oo
100(1+100)/2
100(101)/2
50×101
so answer is 5050
Tq
I hope u under stand