Question

Find the sum of first 30 counting numbers

Answer 1

may you get the answer

Answer 2

Counting numbers>>>natural numbers

First natural number, a=1

Largest natural number we need=30

Last term of the AP, l=30

Sum of first n terms of an AP=n(a+l)/2

Sum of first 30 natural number=30(1+30)/2=15*31=465

Hope this helps you