How does the Inclusive Number Word Problems Calculator work?

Free Inclusive Number Word Problems Calculator - Given an integer A and an integer B, this calculates the following inclusive word problem questions:
1) The Average of all numbers inclusive from A to B
2) The Count of all numbers inclusive from A to B
3) The Sum of all numbers inclusive from A to B This calculator has 2 inputs.

What 5 formulas are used for the Inclusive Number Word Problems Calculator?

Count = B - A + 1 Average = (A + B)/2 Sum of inclusive integers is the Average of inclusive numbers x Count of Inclusive Numbers