answersLogoWhite

0


Best Answer

Either just go ahead and add them up, or use the formula for an arithmetic series.

Sum = 1/2 x number_of_numbers x (first_number + last_number)

= 1/2 x 40 x (1 + 40)

= 20 x 41

= 820.

User Avatar

Wiki User

βˆ™ 10y ago
This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: What is the sum of the first 40 whole numbers?
Write your answer...
Submit
Still have questions?
magnify glass
imp