The sum of natural numbers from 1 to 100 is

Find the sum of natural numbers from 51 to 100.

Find the sum of natural numbers from 1 to 140 which are divisible by 4 .

Find the sum of natural odd numbers from 1 to 100.

The sum of first n natural numbers is given 1/2 n^2 +1/2n . Find (i) The sum of first 5 natural numbers. (ii) The sum of first 11 natural numbers. (iii) The sum of natural numbers from 11 to 30.

What sum of all numbers from 5 to 100 is

Find out the sum of all numbers from 1 to 100.

Read the following and answer the questions given below. 1,2,3,4….are natural numbers or counting numbers. The sum of first 4 numbers is 1+2+3+4=(1+4)+(2+3) = 5+5 = 5xx2 =(4+1)+4/2 We can make pairs as given above and can establish a formula to find the sum of first n natural numbers as sum = (1+n)xxn/2 Calculate the sum of natural numbers from 10 to 20.

Find the sum of all natural numbers from 1 and 100 which are divisble by 4 or 5.

The sum of numbers from 1 to 100 (inclusive of both) is

The sum of all natural numbers from 75 to 97 is: