Students
All Students calculators on TudoCalc: fast, free and easy to use.
Quadratic formula
Solve quadratic equations (ax² + bx + c = 0) with the delta and roots step by step.
LCM & GCD
Calculate the least common multiple (LCM) and greatest common divisor (GCD) of two numbers.
Grade needed
Find out the grade you need on the final exam to reach the required average.
Fraction
Add, subtract, multiply and divide fractions, with the result already simplified.
Power & root
Calculate powers (base raised to an exponent) and roots (square and nth).