Math Calculators

Explore our collection of math calculators designed to make everyday numbers easier. Use these tools to work with percentages, compare values, solve equations, and check your work with clear formulas and explanations.

All math calculators

• 📊 Percentage Calculator

  Find what is X% of Y, what percent one number is of another, and the percent increase or decrease between two values with step-by-step explanations.

• 📈 Percentage Change Calculator

  Calculate the percent increase or decrease between two numbers, plus absolute change, direction of change, and the ratio of ending to starting value.

• 🧮 Quadratic Equation Solver

  Solve quadratic equations of the form ax² + bx + c = 0. See the discriminant, root type, and exact real or complex solutions with step-by-step formulas.