Math Calculators
16 calculators
Scientific Calculator
Evaluate expressions with advanced functions: sin, cos, tan, ln, log, sqrt, powers, factorial, and more.
Percentage Calculator
Find percentages, percentage change, and what percent one number is of another.
Fraction Calculator
Operate with fractions.
Triangle Calculator
Triangle sides/angles.
Volume Calculator
3D shapes volume.
Standard Deviation Calculator
Population/sample SD.
Random Number Generator
Generate random numbers.
Quadratic Formula Calculator
Solve ax^2+bx+c=0.
Circle Calculator
Area and circumference from radius.
Rectangle Calculator
Area and perimeter from width/height.
Right Triangle Calculator
Hypotenuse and area from legs.
Trapezoid Calculator
Area from bases and height.
Regular Polygon Calculator
Perimeter and area from n and side.
Sphere Calculator
Surface area and volume from radius.
Cylinder Calculator
Surface area and volume from r,h.
Cone Calculator
Surface area, volume, and slant.