Math & Science
Math and science calculators for students and professionals.
Showing 56 of 56 tools
Acceleration Calculator
Calculate acceleration from velocity and time
Area Calculator
Calculate area of various shapes
Average Calculator
Calculate mean, median, mode and range
Binary Calculator
Binary arithmetic and conversions
Binary to Decimal Converter
Convert binary numbers to decimal
Capacitor Calculator
Calculate reactance, energy, and RC constants
Chi-Square Calculator
Perform chi-square tests for independence and goodness of fit
Circle Calculator
Calculate circle area, circumference, diameter
Combination Calculator
Calculate combinations (nCr)
Cone Calculator
Calculate cone volume and surface area
Confidence Interval Calculator
Calculate confidence intervals for means and proportions
Cube Calculator
Calculate cube volume, surface area, diagonal
Cylinder Calculator
Calculate cylinder volume and surface area
Decimal to Binary Converter
Convert decimal numbers to binary
Decimal to Fraction Calculator
Convert decimal numbers to fractions
Energy Calculator
Calculate kinetic and potential energy
Exponent Calculator
Calculate powers and exponents
Factorial Calculator
Calculate factorial of a number (n!)
Force Calculator
Calculate force using F = ma
Fraction Calculator
Add, subtract, multiply and divide fractions
Fraction to Decimal Calculator
Convert fractions to decimal numbers
GCD Calculator
Calculate Greatest Common Divisor
Hex Calculator
Hexadecimal arithmetic and conversions
Hex to Decimal Converter
Convert hexadecimal to decimal
LCM Calculator
Calculate Least Common Multiple
LED Resistor Calculator
Calculate resistor value for LED circuits
Logarithm Calculator
Calculate logarithms (log, ln, log base n)
Molar Mass Calculator
Calculate molecular weight from chemical formula
Ohm's Law Calculator
Calculate voltage, current, resistance
Percentage Calculator
Calculate percentages - what is X% of Y, percentage increase/decrease
Percentage Decrease Calculator
Calculate percentage decrease between two numbers
Percentage Increase Calculator
Calculate percentage increase between two numbers
Perimeter Calculator
Calculate perimeter of various shapes
Permutation Calculator
Calculate permutations (nPr)
pH Calculator
Calculate pH, pOH, and ion concentrations
Power Calculator
Calculate electrical or mechanical power
Prime Factorization Calculator
Find prime factors of any number
Probability Calculator
Calculate probability of events
Pythagorean Theorem Calculator
Calculate sides of right triangle using a² + b² = c²
Quadratic Equation Solver
Solve quadratic equations and find roots
Ratio Calculator
Simplify ratios and solve proportions
Rectangle Calculator
Calculate rectangle area, perimeter, diagonal
Resistor Color Code Calculator
Decode resistor values from color bands
Roman Numeral Converter
Convert between Roman and Arabic numerals
Sample Size Calculator
Calculate required sample size for surveys
Scientific Calculator
Full-featured scientific calculator
Speed Calculator
Calculate speed, distance, or time
Sphere Calculator
Calculate sphere volume and surface area
Square Root Calculator
Calculate square root of any number
Standard Deviation Calculator
Calculate standard deviation and variance
Stoichiometry Calculator
Calculate quantities in chemical reactions
T-Test Calculator
Compare means between groups
Triangle Calculator
Calculate triangle area, perimeter, angles
Volume Calculator
Calculate volume of 3D shapes
Wavelength Frequency Calculator
Convert between wavelength, frequency, and energy
Z-Score Calculator
Calculate z-score and probability