Question

what is the sum of the fist 30 natural number​

Answer 1

Answer:

The number series 1, 2, 3, 4, . . . . , 29, 30. Therefore, 465 is the sum of positive integers upto 30.

hope it helps you guys

Answer 2

Step-by-step explanation:

(1+2+3+4+........+n)=1/2n (n+1).

=(1+2+3+....+30)=1/2×30×31

=465.