Math Calculators

Basic Calculator

Solve everyday math instantly with our free online Basic Calculator. Easily perform addition, subtraction, multiplication, division, percentages, and taxes.

Fraction Calculator

Solve math problems instantly with our free online Fraction Calculator. Add, subtract, multiply, divide, and simplify fractions or mixed numbers with ease.

Percentage Calculator

Instantly calculate percentages, percentage change, and percent differences with our free Percentage Calculator. Get fast, accurate results in seconds!

Random Number Generator

Generate random numbers instantly with our free online Random Number Generator. Perfect for contests, games, giveaways, and statistical sampling. Try it now!

Square Footage Calculator

Calculate square footage for any room or shape instantly. Use our free Square Footage Calculator to find surface area and estimate project costs with ease.

Percentage Calculator Online

Use our free Percentage Calculator Online to instantly find the percentage of a number, calculate discounts, taxes, tips, and percentage changes with ease.

Quadratic Formula Calculator

Solve any quadratic equation (ax²+bx+c=0) instantly with our free Quadratic Formula Calculator. Accurately find real and complex roots and the discriminant.

Number Generator

Instantly generate random numbers with our customizable Number Generator. Set specific ranges, allow or prevent duplicates, and sort your results with ease.

Rounding Calculator

Quickly round numbers to the nearest whole number, significant figure, or decimal place. Use our free Rounding Calculator for tenths, hundredths, and more!

Scientific Calculator

Solve complex math equations easily with our free online Scientific Calculator. Features advanced mathematical functions, trigonometry, logarithms, and more.

Mixed Number Calculator

Easily add, subtract, multiply, and divide mixed numbers with our free Mixed Number Calculator. Instantly simplify and convert mixed fractions with ease.

Decimal to Fraction Calculator

Instantly convert decimals to fractions or mixed numbers with our free calculator. Accurately handles both terminating and repeating decimals. Try it now!

Simplifying Fractions Calculator

Easily reduce fractions to their lowest terms with our Simplifying Fractions Calculator. Convert improper fractions to mixed numbers quickly and accurately.

Slope Calculator

Calculate the slope of a line instantly with our free Slope Calculator. Easily find rise over run, incline angle, distance, and point coordinates. Try it now!

LCM Calculator

Easily find the Least Common Multiple (LCM) of two or more numbers. Get step-by-step solutions using prime factorization, division, GCF, and Venn diagrams.

Ratio Calculator

Simplify ratios to their lowest terms, solve missing proportion values, and compare equivalent ratios instantly with our free and accurate Ratio Calculator.

Percentage Increase Calculator

Calculate the percentage increase between two numbers instantly. Use our free Percentage Increase Calculator to find growth rates, price changes, and markups.

Long Division Calculator

Easily solve math problems with our step-by-step Long Division Calculator. Find quotients, remainders, decimals, and mixed numbers instantly. Try it free!

Triangle Calculator

Calculate side lengths, angles, area, and perimeter instantly with our free Triangle Calculator. Solve right or oblique triangles easily and accurately.

Percentage Change Calculator

Easily calculate the percentage increase or decrease between two values. Use our free Percentage Change Calculator to find the exact rate of change instantly.

Volume Calculator

Easily calculate the volume of 11 3D shapes like spheres, cylinders, and cones. Get instant step-by-step solutions and support for multiple measurement units.

Scientific Notation Converter

Instantly convert numbers to scientific notation, standard form, engineering, and e-notation. Find order of magnitude and word form with our free calculator!

Speed Calculator

Use our free Speed Calculator to quickly find speed, distance, or time. Solve d=st, s=d/t, and t=d/s equations instantly for physics, travel, and motion.

GCF Calculator

Find the Greatest Common Factor (GCF) instantly with our free GCF Calculator. Get step-by-step solutions, prime factorization, and factor lists. Try it now!

Fraction to Decimal Calculator

Easily convert fractions to decimals with our fast and accurate Fraction to Decimal Calculator. Customize rounding options to get the exact answer you need!

Binary Calculator

Easily perform binary arithmetic with our free Binary Calculator. Add, subtract, multiply, divide, and convert between binary and decimal numbers instantly.

Area Calculator

Easily calculate the area of rectangles, triangles, circles, and more. Use our free Area Calculator for fast, accurate geometry and square footage results!

Factoring Calculator

Easily find all factors, factor pairs, and divisors of any number. Use our free Factoring Calculator to factor any integer online.

Sig Fig Calculator

Master significant figures with our easy-to-use Sig Fig Calculator. Quickly determine precision, apply rounding rules, and solve math or science equations.

Percentage Difference Calculator

Quickly find the percent difference between two numbers using our free Percentage Difference Calculator. Get fast, accurate results for comparing any two values.

Right Triangle Calculator

Instantly solve any right triangle! Use our Right Triangle Calculator to find missing sides, angles, area, perimeter, altitude, and hypotenuse with ease.

Mixed Fraction Calculator

Use our free Mixed Fraction Calculator to easily add, subtract, multiply, and divide mixed numbers. Instantly convert mixed numerals to improper fractions!

Fraction to Percent Calculator

Need to convert fractions to percentages? Use our free Fraction to Percent Calculator for instant, accurate results on proper and improper fractions.

Least Common Denominator Calculator

Quickly find the lowest common denominator for fractions, integers, and mixed numbers with our free Least Common Denominator (LCD) Calculator. Try it today!

Modulo Calculator

Instantly find the remainder of any division with our free Modulo Calculator. Supports positive and negative numbers. Learn manual modulus calculation.

Density Calculator

Easily find density, mass, or volume with our free Density Calculator. Simply enter two values using the ρ = m/V formula to get instant, accurate results.

Equivalent Fractions Calculator

Instantly find equivalent fractions for proper, improper, and mixed numbers. Use our free Equivalent Fractions Calculator for quick, accurate math results!

Scientific Notation Calculator

Use our free Scientific Notation Calculator to convert numbers to scientific, E-notation, or engineering form. Easily add, subtract, multiply & divide values.

Adding Fractions Calculator

Easily add and subtract proper, improper, and mixed fractions with our free Adding Fractions Calculator. Instantly solve math problems with up to 9 fractions!

Decimal to Percent Calculator

Instantly convert decimals to percentages with our free Decimal to Percent Calculator. Get fast, accurate results and learn the conversion formula easily.

Hex Calculator

Use our free Hex Calculator for instant hexadecimal math operations and conversions. Easily add, subtract, multiply, divide, and convert hex to decimal or binary.

Tank Volume Calculator

Calculate total and partially filled tank volumes instantly with our Tank Volume Calculator. Supports water and oil tanks in gallons, liters, and cubic meters.

Standard Form Calculator

Easily convert any number to standard form or scientific notation. Our free Standard Form Calculator handles e-notation, decimals, and large numbers instantly.

Math Equation Solver

Instantly solve linear, quadratic, and polynomial equations with our free Math Equation Solver. Accurately calculate complex math expressions using PEMDAS.

Kinetic Energy Calculator

Instantly calculate kinetic energy, mass, or velocity using the KE = 1/2 mv² formula. Fast, free, and accurate Kinetic Energy Calculator for physics problems.

Cube Root Calculator

Use our free Cube Root Calculator to instantly find the real and imaginary cube roots of any positive or negative number. Fast, accurate, and easy to use!

Arithmetic and Geometric Sequence Calculator

Use our free arithmetic and geometric sequence calculator to instantly find the nth term, calculate the sum of a series, and solve Fibonacci progressions.

Square Root Calculator

Find the square root of any number instantly. Our free Square Root Calculator handles positive and negative numbers, principal roots, and perfect squares.

Distance Formula Calculator

Calculate the exact distance between two points on a coordinate plane instantly. Our free Distance Formula Calculator uses the Euclidean distance formula.

Prime Factorization Calculator

Quickly find the prime factors of any number with our Prime Factorization Calculator. Instantly generate visual factor trees and view all complete factors.

Integer Calculator

Master math instantly! Use our free Integer Calculator to add and subtract positive and negative numbers and decimals with step-by-step solutions.

Significant Figures Calculator

Quickly round numbers to any number of significant figures. Our free Sig Fig Calculator supports standard, scientific, and e-notation formats. Try it now!

Velocity Calculator

Free online Velocity Calculator. Easily solve for final velocity, initial velocity, acceleration, or time using the v = u + at physics kinematic formula.

Force Calculator

Calculate force, mass, or acceleration easily with our free Force Calculator. Solve physics equations using Newton's second law (F=ma) quickly and accurately.

Distance Calculator

Calculate the exact distance between two points in a 2D plane, 3D space, or across the Earth's surface using our fast and accurate Distance Calculator.

Percent to Fraction Calculator

Quickly convert any percentage to a fraction in its simplest form. Our free Percent to Fraction Calculator even handles mixed numbers for values over 100%!

Pythagorean Theorem Calculator

Easily find the missing side, hypotenuse, angles, area, and perimeter of any right triangle with our fast and accurate Pythagorean Theorem Calculator.

Percentage Decrease Calculator

Discover the exact percentage drop between two numbers using our free Percentage Decrease Calculator. Instantly calculate reductions, discounts, and price drops.

Proportion Calculator

Solve missing ratio values instantly with our free Proportion Calculator. Easily scale, enlarge, or shrink proportions and solve complex ratio equations.

Quadratic Equation Calculator

Use our free Quadratic Equation Calculator to instantly solve ax²+bx+c=0. Get step-by-step solutions for real and complex roots using the quadratic formula.

Flip a Coin

Flip a coin online with our free, random coin toss simulator. Get instant heads or tails results to make quick decisions, settle disputes, or test your luck.

61 Calculators