Free Scientific Calculator Online
Calculator Algebra Fractions Tools Articles About Contact
Text size
Math Tools

Math Tools

Free interactive calculators and converters to make math faster and easier. Pick any tool below to get started.

Fraction Calculator
Add, subtract, multiply & divide fractions with visual pie charts
Open tool
Percentage Calculator
Find percentages and percentage change with an animated ring
Open tool
Unit Converter
Convert length, weight, temperature, volume and speed instantly
Open tool
Geometry Calculator
Calculate area and perimeter for circles, triangles, rectangles and more
Open tool
Graphing Calculator
Plot linear equations on a live coordinate grid
Open tool
Prime Number Checker
Check if a number is prime and see all its factors
Open tool
GCF & LCM Calculator
Find the greatest common factor and least common multiple
Open tool
Ratio Calculator
Solve proportions and ratios with an animated balance scale
Open tool
Statistics Calculator
Calculate mean, median, mode and range with a live bar chart
Open tool
Exponent Calculator
Visualize powers and roots with an animated grid
Open tool
Roman Numeral Converter
Convert between numbers and Roman numerals with chisel animation
Open tool
Times Table
Interactive color-coded multiplication table up to 15×15
Open tool
Equation Solver
Solve linear equations step by step on a chalkboard
Open tool
Triangle Calculator
Solve any triangle from sides and angles with live SVG
Open tool
Number Base Converter
Convert numbers between binary, octal, decimal and hex
Open tool