🔢 Math Calculators
From basic percentages to scientific notation — precise math tools built on the GEMS order of operations.
Find Your Math Calculator
Percentage Calculator
Calculate percentages, find what percent one number is of another, or determine the original value from a percentage.
Use Calculator →Fraction Calculator
Add, subtract, multiply, and divide fractions. Simplify results and convert between mixed numbers and improper fractions.
Use Calculator →Scientific Calculator
Full-featured scientific calculator with trigonometry, logarithms, exponents, and memory functions.
Use Calculator →Graphing Calculator
Plot up to 4 functions simultaneously on an interactive canvas. Pan, zoom, and explore math visually with GEMS colors.
Use Calculator →Exponent Calculator
Calculate powers, roots, squares, cubes, and nth roots. The E in GEMS.
Use Calculator →Statistics Calculator
Calculate mean, median, mode, standard deviation, range, and more from any data set.
Use Calculator →Quadratic Formula Calculator
Solve quadratic equations. Find roots, discriminant, and vertex instantly.
Use Calculator →Random Number Generator
Generate random integers, decimals, dice rolls, or coin flips.
Use Calculator →Number Base Converter
Convert numbers between binary, octal, decimal, and hexadecimal instantly.
Use Calculator →Percentage Change Calculator
Calculate percentage increase or decrease between any two values.
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