Student Calculators
Free, instant calculators for students — from tracking grades and planning study time to solving algebra, fraction, and statistics problems and converting units. Every tool runs its calculation entirely in your browser: no signup, no data stored.
GPA CalculatorCalculate your grade point average from your grades and credit hours.
Grade CalculatorCalculate your overall course grade from weighted categories.
Study Time CalculatorPlan how much time to spend studying before an exam.
Quadratic Equation SolverSolve ax² + bx + c = 0 for x.
Fraction CalculatorAdd, subtract, multiply, or divide two fractions.
Statistics CalculatorGet the mean, median, mode, and standard deviation of a data set.
Unit ConverterConvert length, weight, temperature, and volume units.