Category · Updated June 2026
Math Calculators
Math can be exciting and easier than you think. Our collection of math calculators helps students, engineers and professionals solve algebra, geometry, trigonometry and statistics problems instantly — with clear formulas and step-by-step results.
Try "quadratic", "triangle", "mean" or "percentage".
Percent to Goal Calculator
Percent to Goal Calculator – Track Your Progress Free Percentage Tool Percent to Goal Calculator Find out exactly ...
Average Rate of Change Calculator
Average Rate of Change Calculator – Find A = Δy/Δx Average Rate of Change Calculator Find how one ...
slope-percentage
Slope Percentage Calculator — Rise, Run, Angle & Grade Conversion Tool Slope Percentage Calculator Find a slope's percentage ...
Exponential Growth Calculator
Exponential Growth Calculator — Final Value, Growth Rate, Doubling Time & Continuous Growth Tool Exponential Growth Calculator Find ...
Hollow Cylinder Volume Calculator
Hollow Cylinder Volume Calculator Calculate the volume, surface area, and wall thickness of a hollow cylinder — a ...
triangle-45-45-90
45-45-90 Triangle Calculator — Legs, Hypotenuse, Area, Perimeter & Radii Tool 45-45-90 Triangle Calculator Enter any single known ...
hexagon-calculator
Hexagon Calculator Calculate every property of a regular hexagon — area, perimeter, apothem, circumradius, and both diagonal lengths ...
diamond-problem-calculator
Free Algebra Tool Diamond Problem Calculator Enter any two of the four diamond values — the two factors, ...
diagonal-of-square-calculator
Free Geometry Tool Diagonal of a Square Calculator Find the diagonal of a square from its side length ...
antilog-calculator
Antilog Calculator Convert a logarithm value back into its original number instantly — base 10, natural (ln), binary ...
p-value-calculator
P-Value Calculator — Z-Test, T-Test, Chi-Square & F-Test Statistical Significance Tool P-Value Calculator Turn a Z-score, T-score, Chi-square ...
remainder-calculator
Remainder Calculator — Quotient, Modulo, Long Division & Divisibility Tool Remainder Calculator Find the remainder and quotient of ...
Tan inverse calculator
Tan⁻¹ (Arctangent) Calculator — Inverse Tangent, Right Triangle & Coordinate Angle Tool Tan⁻¹ (Arctangent) Calculator Find an angle ...
cross-multiplication-calculator
Free Math Tool Cross Multiplication Calculator Solve for a missing value in any proportion, verify whether two ratios ...
gradient-calculator
Free Engineering Tool Gradient Calculator Calculate gradient, percentage grade, slope ratio, and incline angle from rise and run, ...
speed-distance-time-calculator
Free Travel & Physics Tool Speed, Distance & Time Calculator Solve for speed, distance, or time instantly whenever ...
cube-volume-calculator
Home / Calculators / Cube Volume Calculator Free Geometry Tool Cube Volume Calculator Enter a side length or ...
decimal-to-fraction-calculator
Free Math Tool Decimal to Fraction Calculator Convert any decimal into a simplified fraction, turn a fraction back ...
percent-difference-calculator
Free Online Tool Percent Difference Calculator Percent difference measures how far apart two values are relative to their ...
fraction-decimal-calculator
Free Online Tool Fraction to Decimal Calculator A fraction is a way of writing a part of a ...
modulo-calculator
Free Online Tool Modulo Calculator The modulo operation returns the remainder left over after dividing one integer by ...
cube-root-calculator
Free Online Tool Cube Root Calculator The cube root of a number is the value that, when multiplied ...
percent-fraction-calculator
Percent to Fraction Calculator – Convert Percent, Fraction, Decimal Instantly Free Math Tool Percent to Fraction Calculator Convert ...
cubic-yards-calculator
Free Construction & Landscaping Tool Cubic Yards Calculator A cubic yard is a cube measuring one yard — ...
factors-72
Home / Math Calculators / Factors Calculator Free Number Theory Tool Factors Calculator A factor is any whole ...
Percentage Increase Calculator
Free Finance & Math Tool Percentage Increase Calculator Percentage increase measures how much a value has grown relative ...
Triangle-area-calculator
Free Geometry Tool Triangle Area Calculator The triangle is geometry's workhorse. It is the simplest polygon that encloses ...
Area Calculator
Free Geometry Tool Area Calculator Area is the amount of two-dimensional space enclosed inside a shape's boundary, measured ...
Cuboid Surface Area Calculator
Free Geometry Tool Cuboid Surface Area Calculator A cuboid — also called a rectangular prism — is a ...
Rectangle Calculator
Rectangle Calculator – Area, Perimeter, Diagonal & Missing Dimensions | Free Tool Free Geometry Tool Rectangle Calculator Instantly ...
Pyramid Volume Calculator
Pyramid Volume Calculator – Volume, Surface Area & Slant Height | Free Tool Free Geometry Tool Pyramid Volume ...
Hemisphere Volume Calculator
Geometry Calculator Hemisphere Volume Calculator Instantly calculate hemisphere volume, curved surface area, total surface area, base area, radius, ...
Volume Calculator
Volume Calculator – Cube, Sphere, Cylinder, Cone & More | Free Tool Free Geometry Tool Volume Calculator Volume ...
Cylinder Volume Calculator
Cylinder Volume Calculator – Free Volume & Surface Area Tool Free Geometry Tool Cylinder Volume Calculator A cylinder ...
Circumference Calculator
Circumference Calculator – Circle Circumference, Radius, Diameter & Area Free Geometry Tool Circumference Calculator The circumference of a ...
Sphere Volume Calculator
Geometry · Free Online Tool Sphere Volume Calculator A sphere is a perfectly round three-dimensional shape where every ...
Circumference to Diameter
Free Geometry Tool Circumference to Diameter Calculator The circumference of a circle is the distance all the way ...
Prime number calculator
Prime Number Calculator – Check, Factorize & Generate Primes Free Free Math Tool Prime Number Calculator A prime ...
Log base 2 Calculator
Log Base 2 Calculator – Log₂, Inverse Log, Binary Bits & Custom Log Free Math & CS Tool ...
Volume of a Rectangular Prism Calculator
Rectangular Prism Volume Calculator – Free Cuboid Volume & Surface Area Tool Free Geometry Tool Rectangular Prism Volume ...
Right Triangle Calculator
Right Triangle Side and Angle Calculator - Free Online Solver Right Triangle Side and Angle Calculator Solve right ...
Trigonometry Calculator
Skip to calculator ✓ Free Forever ✓ No Sign-up ✓ Instant Results Trigonometry Calculator Calculate sine, cosine, tangent, ...
Circle Diameter Calculator
Skip to calculator Free Online Calculator Diameter of a Circle Calculator Calculate a circle's diameter, radius, circumference, and ...
Average Calculator
Skip to main content Average Calculator Calculate the average (mean) of any set of numbers instantly. View the ...
Cone Volume Calculator
Calculator Formulas FAQ Free & Instant Cone Volume Calculator Calculate cone volume, slant height, base area, lateral surface ...
Triangular Prism Calculator
Triangular Prism Calculator – Volume, Area & Heron's Formula ⚡ Free Online Geometry Tool Triangular Prism Calculator Calculate ...
Square Calculator
Square Calculator — Area, Perimeter, Diagonal & Side Length Free Online Tool Square Calculator Calculate square area, perimeter, ...
Rectangular-prism-calculator
Rectangular Prism Calculator — Free Volume, Surface Area & Diagonal Tool Rectangular Prism Calculator Calculate volume, surface area, ...
Distance-calculator
Distance Calculator – 2D & 3D Euclidean Distance Between Two Points Free Online Tool Distance Calculator Calculate the ...