Average Calculator
Calculate arithmetic mean, weighted mean, median, geometric mean, and harmonic mean from any dataset. Perfect for GPA calculations, statistical analysis, and data science with comprehensive central tendency measures and optional weight support.
Supports decimals and negative numbers
Must have the same number of weights as data values for weighted mean
Continue Your Calculators Journey
What is Average Calculator?
Enter a list of numbers separated by commas or spaces to calculate the mean (arithmetic average), median (middle value), mode (most frequent value), and range (difference between max and min). The calculator also shows the count of numbers, sum, and sorted list. All processing happens in your browser.
How does Average Calculator work?
The mean is calculated by summing all values and dividing by the count. The median is the middle value of the sorted list, or the average of the two middle values for even-length lists. The mode is the value appearing most frequently, with support for multiple modes. The range is the maximum value minus the minimum value.
Key Features
- Calculates mean, median, mode, and range simultaneously
- Handles large datasets with hundreds of numbers
- Detects and displays multiple modes
- Shows the sorted number list for verification
- Accepts comma-separated or space-separated input
- Displays total count and sum of values
Common Use Cases
Homework and exams
Students can quickly verify their average calculations for math and statistics assignments.
Grade tracking
Teachers and students can calculate cumulative averages across multiple test scores or assignments.
Data analysis
Analysts can compute basic descriptive statistics for datasets in spreadsheets or reports.
Survey results
Researchers can find the central tendency and spread of survey response data.
How to Use This Tool
Enter your numbers
Type or paste your numbers into the input field, separated by commas or spaces.
Click calculate
The calculator processes your input and computes all four measures at once.
Review the results
See the mean, median, mode, and range along with the sorted list and total count.
Pro Tips
- 1
Use the median instead of the mean when your data has extreme outliers
- 2
If there is no repeating number, the calculator will indicate there is no mode
- 3
Paste numbers directly from a spreadsheet by copying a column and pasting into the input
- 4
The range gives a quick sense of how spread out your data is
Frequently Asked Questions
What is the difference between mean and median?
The mean is the arithmetic average found by dividing the sum by the count. The median is the middle value when all numbers are sorted. The mean is sensitive to outliers while the median is not.
Can there be more than one mode?
Yes, a dataset can have multiple modes if two or more values appear with the same highest frequency. The calculator will display all modes in this case.
How does the calculator handle even-numbered lists for median?
When the list has an even number of values, the calculator takes the average of the two middle values after sorting. This is the standard statistical approach.
What happens if I enter non-numeric values?
The calculator filters out any non-numeric entries and processes only valid numbers. You will see a count of valid entries so you can verify your input.
Is there a limit to how many numbers I can enter?
The calculator can handle hundreds of numbers without performance issues. Very large datasets in the thousands may take a brief moment to process.
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