I start with an equals sign click a cell that I want to add then a plus sign and then another cell and press Enter. One important fact is we can not find consecutive numbers above N2 that adds up to N because N2 N2 1 would be more than N. Pick any 5 consecutive numbers.
Since thousand squared 1 million we get million 2 10002 500500.
This page provides you the sum of consecutive integers chart 1 to 50. But if you add two consecutive numbers the answer is always an odd number. The formula for consecutive integers is x x1 x2x3 For even consecutive numbers the formula is 2x 2x2 2x4. By using Carl Gausss clever formula n 2first number last number sum where n is the number of integers we learned how to add consecutive numbers quickly.