Math
Percentage, fraction, GPA, and general math tools
Percentage Calculator
Calculate percentages instantly: find X% of Y, what percent X is of Y, or the percentage change between two numbers. Fast and accurate.
Fraction Calculator
Add, subtract, multiply, and divide fractions with ease. Get results as simplified fractions and decimals. Supports mixed numbers too.
Scientific Calculator
Evaluate math expressions with support for exponents, square roots, trigonometry, logarithms, and constants like pi and e. Free and fast.
GPA Calculator
Calculate your weighted GPA from course grades and credit hours. Add multiple courses, select letter grades, and get your cumulative GPA instantly.
Grade Calculator
Calculate your grade percentage and letter grade from points earned and total points. See where you stand with the standard A-F grading scale.
Average Calculator
Calculate mean, median, mode, range, sum, min, and max from a list of numbers. Enter comma-separated values and get full statistical summary instantly.
Square Root Calculator
Find the square root and cube root of any number. Also tells you whether a number is a perfect square. Supports decimals and large numbers.
Exponent Calculator
Calculate the result of raising a base number to any exponent (power). Supports negative exponents, decimals, and very large or small results.