Question

What is the formula for adding consecutive numbers?

Answer 1

Answer:

The sum of the numbers 1-100 would be equal to the number of pairs (50) multiplied by the sum of each pair (101), or 50 x 101 = 5,050.

Answer 2

$\frac{n(n+1)}{2}$

Step-by-step explanation:

Let the first number be x

so the consecutive number be x,x+1,x+2...........+x+n

The formula used for consecutive natural number is $\frac{n(n+1)}{2}$