The natural number are those numbers are start from 1 infinity. Such as 1,2,3,4,,5,6,…,also called whole numbers, and 0,1,2,3,4,5,…..,also called non-negative or whole numbers.

#### How to

Sum of natural series: 1+2+3+4+5+6+7+8+9………so on.

#### Program

The natural number are those numbers are start from 1 infinity. Such as 1,2,3,4,,5,6,…,also called whole numbers, and 0,1,2,3,4,5,…..,also called non-negative or whole numbers.

Sum of natural series: 1+2+3+4+5+6+7+8+9………so on.

Would something like this work (using markdown)?

[code lang=python]

def add_natural_numbers(limit):

sum = 0

for i in range(limit + 1):

sum += i

return sum

[/code]