Free Online Math Calculators
4 free Math Calculators with documented formulas and assumptions. Results are estimates and do not replace professional advice where noted.
Math (4)
Basic Calculator
Evaluate everyday arithmetic expressions.
Scientific Calculator
Evaluate expressions with trigonometric, logarithmic, and exponential functions.
Fraction Calculator
Add, subtract, multiply, or divide fractions, simplified automatically.
Algebra Solver
Solve linear equations of the form ax + b = c.