Mathematics & Science
Calculators
Explore free mathematics and science calculators for scientific math, percentages, averages, algebra, geometry, statistics, trigonometry, binary and hexadecimal calculations.
All Math & Science Tools28
Scientific Calculator
Free online scientific calculator for trigonometry, logarithms, powers, roots, algebra and advanced math. Supports DEG and RAD modes.
Percentage Calculator
Calculate percentages online. Find percentage of a number, percentage increase, decrease and difference instantly.
Average Calculator
Calculate average (mean) online. Find mean, sum, count, min, max and range from a list of numbers instantly.
Mean, Median, Mode Calculator
Calculate mean, median, mode, minimum, maximum and range online for any dataset with a free statistics calculator.
Pythagorean Theorem Calculator
Solve right triangle side lengths using the Pythagorean theorem formula a² + b² = c². Find hypotenuse or missing leg.
Quadratic Equation Calculator
Solve quadratic equations ax² + bx + c = 0 using the quadratic formula. Finds real or complex roots and vertex.
Logarithm Calculator
Calculate logarithms online. Find natural log (ln), base-10 log, base-2 log and custom base logarithms instantly.
LCM Calculator
Find the least common multiple of two or more numbers instantly. Uses prime factorization and step-by-step methods.
GCF Calculator
Calculate the greatest common factor (GCF) or greatest common divisor (GCD) of two or more numbers with step-by-step solutions.
Ratio Calculator
Simplify ratios online. Compare values, solve for missing ratio parts and scale proportions up or down instantly.
Standard Deviation Calculator
Calculate sample and population standard deviation, variance and mean for any dataset online.
Exponent Calculator
Calculate powers and exponents online. Find squares, cubes, negative exponents and fractional powers instantly.
Root Calculator
Calculate square root, cube root or any nth root of a number online with optional decimal precision.
Area Calculator
Calculate area of geometric shapes online. Find area of circles, triangles, rectangles, squares and polygons.
Volume Calculator
Calculate volume of 3D shapes online. Find volume of spheres, cylinders, cones, rectangular prisms, pyramids and cubes instantly.
Surface Area Calculator
Calculate surface area of 3D shapes online. Find total and lateral surface area of cylinders, spheres, cones, prisms and pyramids.
Trigonometry Calculator
Calculate sin, cos, tan and inverse trig functions online. Solve angles and triangle values in DEG or RAD mode.
Triangle Calculator
Solve any triangle online. Find missing angles, sides, perimeter and area using SSS, SAS, ASA or AAS with the Law of Sines and Cosines.
Rectangle Calculator
Calculate rectangle area, perimeter, diagonal, width and height online with BuBird.
Circle Calculator
Calculate circle area, circumference, radius and diameter online. Solve any circle property from a single known value.
Prime Factorization Calculator
Find prime factors online with BuBird Prime Factorization Calculator using factor tree and exponential notation.
Slope Calculator
Calculate slope online with BuBird. Find slope, distance, angle and slope-intercept form from two points.
Coordinate Geometry Calculator
Solve coordinate geometry online with BuBird. Calculate midpoint, slope, distance, segment partition and triangle area.
Distance Formula Calculator
Calculate distance between two points online with BuBird using 2D or 3D coordinate formulas.
Radian to Degree Converter
Convert radians to degrees and degrees to radians online with BuBird angle converter.
Binary Calculator
Calculate binary numbers online with BuBird. Perform binary addition, subtraction, multiplication, division and bitwise operations.
Hex Calculator
Calculate hexadecimal numbers online with BuBird. Add, subtract, multiply, divide and convert hex values.
Law of Cosines Calculator
Solve triangle sides and angles online with BuBird using the Law of Cosines formula.