Math
Percentages, fractions, equations, statistics and a full scientific calculator.
Math
10 ToolsPercentage Calculator
Answer any everyday percentage question: a percent of a number, what percent one number is of another, the whole from a part, percent change and percent difference.Scientific Calculator
A free online scientific calculator: trig in degrees or radians, powers, roots, logs, factorials and π, typed or tapped, with your recent answers kept.Fraction Calculator
Add, subtract, multiply and divide fractions and mixed numbers, get the answer in lowest terms, or turn a decimal into a fraction.Quadratic Formula Calculator
Solve any quadratic equation ax² + bx + c = 0, including complex roots, and see the discriminant and the parabola's vertex.Statistics Calculator
Paste a list of numbers to get the mean, median, mode, range, quartiles, standard deviation and variance, with the five-number summary for box plots.Scientific Notation Calculator
Convert a number to scientific notation or back to standard form, with the E notation calculators use.Logarithm Calculator
Find the logarithm of any number in any base, including natural log and log base 2, or work backward with the antilog.Distance, Midpoint and Slope Calculator
From two points, find the distance between them (with its exact radical), the midpoint, the slope as a fraction and the equation of the line.Triangle Calculator
Solve any triangle from three of its sides and angles, including the SSA ambiguous case, and get every side, angle, the perimeter and the area.Unit Converter
Convert length, weight, volume, temperature, area, speed, time, data, pressure, energy, power and angles, with the value in every unit at once.
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