Calculate the sum of the first 10 natural numbers.
Note
Use the formula n(n+1)/2 with n=10: 10×11/2 = 55, so the sum of the first ten natural numbers is 55.
Calculate the sum of the first 10 natural numbers.
Use the formula n(n+1)/2 with n=10: 10×11/2 = 55, so the sum of the first ten natural numbers is 55.