Identify how many integers youre adding. Before you get started you need to determine what the last consecutive number in your set. You can do this by letting the first number be 2x instead of x.
We can also write 840 as the sum of an even amount of consecutive even numbers.
How about even numbers like 2 4 6 8 n. Take half of n then add half. 8 and 10 are consecutive even numbers as are 24 and 26. Sum of two consecutive numbers Even number sum of two consecutive numbers whole number.