Math & Science Calculators

Comprehensive mathematical and scientific calculators including basic arithmetic, advanced functions, statistics, geometry, algebra, and specialized scientific computations.

All Math Calculators

Golden Ratio Calculator

Popular

Calculate the divine proportion (φ ≈ 1.618) with multiple modes: golden ratio segments, golden rectangles, and Fibonacci sequence verification. Features 16-decimal precision and comprehensive educational content.

Free Calculator

Percentage Increase Calculator

Popular

Calculate percentage increases, decreases, and changes with professional accuracy. Features reverse calculations, multi-value comparisons, and step-by-step solutions.

Free Calculator

Percentage Calculator

Popular

Calculate percentages, percentage increase, decrease, and more.

Free Calculator

Scientific Calculator

Popular

Advanced scientific calculator with trigonometric and logarithmic functions.

Free Calculator

Fraction Calculator

Add, subtract, multiply, and divide fractions with step-by-step solutions.

Free Calculator

Triangle Calculator

Calculate triangle area, perimeter, and angles from various inputs.

Free Calculator

Area Calculator

Popular

Calculate area of various shapes including rectangles, circles, triangles.

Free Calculator

Circumference to Diameter Calculator

Popular

Professional circle calculator with 4 modes (circumference, diameter, radius, area) and 5 unit systems. Features real-time calculations, visual representation, formula breakdowns, and comprehensive conversions.

Free Calculator

Volume Calculator

Calculate volume of 3D shapes like cubes, spheres, cylinders.

Free Calculator

Quadratic Formula Calculator

Solve quadratic equations using the quadratic formula.

Free Calculator

Partial Fraction Decomposition Calculator

Popular

Professional partial fraction decomposition calculator with real-time results, step-by-step solutions, and support for all factor types (linear distinct, linear repeated, quadratic distinct, quadratic repeated). Essential for calculus integration, Laplace transforms, and control systems.

Free Calculator

Standard Deviation Calculator

Calculate standard deviation and variance from a data set.

Free Calculator

Slope Calculator

Calculate slope and equation of a line from two points.

Free Calculator

Circle Calculator

Calculate circle area, circumference, and diameter from radius.

Free Calculator

Random Number Generator

Generate random numbers within specified ranges.

Free Calculator

Number Sequence Calculator

Find patterns and next numbers in arithmetic and geometric sequences.

Free Calculator

Percent Error Calculator

Calculate percentage error between measured and actual values.

Free Calculator

Exponent Calculator

Calculate powers and exponents with step-by-step solutions.

Free Calculator

Binary Calculator

Convert between binary, decimal, and perform binary arithmetic.

Free Calculator

Hex Calculator

Convert hexadecimal numbers and perform hex arithmetic.

Free Calculator

Half-Life Calculator

Calculate radioactive decay and half-life periods.

Free Calculator

Log Calculator (Logarithm)

Calculate natural logarithms, common logarithms, and custom bases.

Free Calculator

Sample Size Calculator

Calculate required sample size for statistical studies.

Free Calculator

Probability Calculator

Calculate probability of events and combinations.

Free Calculator

Least Common Multiple Calculator

Find the least common multiple of numbers.

Free Calculator

Greatest Common Factor Calculator

Find the greatest common factor of numbers.

Free Calculator

Factoring Calculator

Find all factors of a given number.

Free Calculator

Prime Factorization Calculator

Find the prime factorization of a number.

Free Calculator

Rounding Calculator

Round numbers to specified decimal places or significant figures.

Free Calculator

Matrix Calculator

Perform matrix operations including addition, multiplication, and determinant.

Free Calculator

Scientific Notation Calculator

Convert numbers to and from scientific notation.

Free Calculator

Basic Calculator

Popular

Perform basic arithmetic operations.

Free Calculator

Long Division Calculator

Perform long division with step-by-step solution.

Free Calculator

Average Calculator

Popular

Calculate mean, median, and mode of numbers.

Free Calculator

Pythagorean Theorem Calculator

Calculate missing sides of right triangles using Pythagorean theorem.

Free Calculator

Right Triangle Calculator

Calculate all properties of right triangles.

Free Calculator

Statistics Calculator

Popular

Calculate comprehensive statistical measures for data sets.

Free Calculator

Mean, Median, Mode, Range Calculator

Popular

Calculate mean, median, mode, and range for data sets.

Free Calculator

Permutation and Combination Calculator

Calculate permutations and combinations.

Free Calculator

Z-score Calculator

Calculate z-scores and standard normal probabilities.

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Confidence Interval Calculator

Calculate confidence intervals for population parameters.

Free Calculator

Ratio Calculator

Calculate and simplify ratios and proportions.

Free Calculator

Distance Calculator

Calculate distance between two points in 2D or 3D space.

Free Calculator

Surface Area Calculator

Calculate surface area for various 3D shapes.

Free Calculator

Root Calculator

Calculate nth roots of numbers.

Free Calculator

Big Number Calculator

Perform arithmetic with very large numbers.

Free Calculator

Common Factor Calculator

Find common factors between numbers.

Free Calculator

P-value Calculator

Calculate p-values for statistical hypothesis testing.

Free Calculator

Math Quick Reference

Common Formulas

  • • Area of circle: π × r²
  • • Pythagorean theorem: a² + b² = c²
  • • Quadratic formula: x = (-b ± √(b²-4ac))/2a
  • • Slope: (y₂-y₁)/(x₂-x₁)
  • • Distance: √((x₂-x₁)² + (y₂-y₁)²)
  • • Volume of sphere: (4/3)πr³

Mathematical Constants

  • • π (pi) ≈ 3.14159
  • • e (Euler's number) ≈ 2.71828
  • • φ (golden ratio) ≈ 1.61803
  • • √2 ≈ 1.41421
  • • ln(10) ≈ 2.30259
  • • log₁₀(e) ≈ 0.43429