Math

Average (Mean) Calculator

Find the arithmetic mean of up to five numbers.

Value 1

Value 2

Value 3

Value 4

Value 5

Calculated Output

Average 20

Sum 60

Count of non-zero entries 3

Formula: mean = sum of values ÷ count of values

Step-by-Step Breakdown

1. Values used:

2. Value 1 = 10

3. Value 2 = 20

4. Value 3 = 30

5. Value 4 = 0

6. Value 5 = 0

8. Average = 20

9. Sum = 60

10. Count of non-zero entries = 3

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The math behind it

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

10, 20, 30 → (10 + 20 + 30) ÷ 3 = 20.

Mean vs median?

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