Example 1
Input
calculate_average(2, 4, 6)
Output
4.0
The average of 2, 4, and 6 is (2 + 4 + 6) / 3 = 12 / 3 = 4.0.
Full lesson preview
Calculate Average of Three Numbers
Learn to calculate the average of three given numbers using basic arithmetic operations.
Python practice16 minIntermediateLast updated December 26, 2025
Problem statement
You need to write a function that accepts three numeric inputs and computes their average. The average is calculated by summing the numbers and dividing by the count of the numbers. Ensure your function handles floating-point division correctly.
Task
Implement a function that takes three numbers and returns their average.
Examples
Input format
Three integers or floats.
Output format
A float representing the average.
Constraints
The inputs can be any numeric type (int or float).
Samples
Sample 1
Input
calculate_average(1, 2, 3)
Output
2.0
The average of 1, 2, and 3 is (1 + 2 + 3) / 3 = 6 / 3 = 2.0.