# What is the Average of First 20 Odd Numbers? getcalc.com's average of first n odd numbers calculator to find what is the mean or average value of first 20
odd numbers. 20 is an average of first 20 odd numbers mentioned in the below table, by substituting the total sum and count of numbers in the formula. The corresponding formulas, chart, examples and workout may help students, teachers or professionals to learn, teach or practice the average of first n natural numbers calculation.

## Numbers Chart

The below chart is the complete list of first 20 odd numbers for user reference.

First 20 Odd Numbers Chart (1 - 39)
135791113151719
21232527293133353739

## how to find the average of First 20 Odd Numbers?

The below workout with step by step calculation shows how to find what is the average of first 20 odd numbers manually.
step 1 Address the formula and input values.
Input values:
The first 20 odd numbers
1, 3, 5, . . . . , 37, 39

step 2 Find the sum of first 20 odd numbers
1 + 3 + 5 + . . . . + 37 + 39 = 400

step 3 Divide the sum by 20
400/20 = 20

20 is an average of first 20 natural numbers or positive integers.

### Natural, Even, Composite and Prime Numbers Average Calculation

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

More Solved Examples 