Free Averages & Ratios Calculators
6 free tools · Compute means, medians, modes, ratios, and proportions.
6 free averages & ratios calculators
Browse all 450+ calculators →Average Calculator | Mean, Median & Mode
Calculate the mean, median, mode, standard deviation, IQR, box plot, and more for any dataset.
Weighted Average Calculator
Calculate the weighted average of values with different weights.
Ratio Calculator | Simplify & Solve
Simplify ratios, find equivalent ratios, and solve ratio problems.
Proportion Solver | Cross Multiply
Solve proportions by finding the unknown value in a/b = c/d equations.
Grade Calculator | Weighted GPA & Final Grade
Calculate weighted final grades, simple averages, and GPA from up to 12 assignments. Find what score you need on remaining work to hit your target grade.
Harmonic Mean Calculator | Rates, Speeds & P/E Ratios
Calculate the harmonic mean of any dataset. Compare H, G, A means, verify AM-GM-HM inequality, see reciprocal table. Weighted harmonic mean mode included.
About Averages & Ratios Calculators
What are averages & ratios calculators used for?
Averages and ratios let you summarise and compare data. The mean, median, and mode each tell a different story about a dataset, and choosing the right one matters. Ratios and proportions are fundamental to scaling, map reading, cooking, and engineering.
Who uses these tools?
Teachers grading on a curve, scientists summarising experimental results, cooks scaling recipes, and engineers designing scale models all work with averages and ratios regularly.
How do I get the best results?
When data has extreme outliers (very high or very low values), the median is often a better summary than the mean. Use the average calculator to compute both at once and decide which is more appropriate for your data.
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