Average (Mean) Calculator

Find the arithmetic mean of up to five numbers.

Average 20
Sum 60
Count of non-zero entries 3

Formula: mean = sum of values ÷ count of values

Step-by-step with your numbers:
1. Values used:
2. Value 1 = 10
3. Value 2 = 20
4. Value 3 = 30
5. Value 4 = 0
6. Value 5 = 0
7.
8. Average = 20
9. Sum = 60
10. Count of non-zero entries = 3
Did we solve your problem today?

Add up your numbers and divide by how many there are. Leave entries at 0 to ignore them.

The math behind it

mean = (x₁ + x₂ + … + xₙ) ÷ n. This is the arithmetic average.

Worked example

10, 20, 30 → (10 + 20 + 30) ÷ 3 = 20.

FAQ

Mean vs median?

The mean is the average; the median is the middle value when sorted — less affected by outliers.