What is the Average of Even Numbers upto 300?

The below workout with step by step calculation shows how to find what is the average of even numbers between 1 and 300 manually.
step 1 Address the formula and input values.
Formula: Average = Total Sum of Numbers / Total Count of Numbers
Input values:
The even numbers between 1 and 300 are
1, 2, 3, 4, . . . . , 298, 299, 300
Total Count of Numbers = 300

step 2 Find the sum of even numbers between 1 and 300.
sum = 1 + 2 + 3 + . . . . + 299 + 300
= 45150

step 3 Divide the sum by 300
Average = 45150/300
= 150.5

150.5 is an average of even numbers between 1 and 300.

The below are the other calculators to find the average of odd, even, composite and prime numbers.