Math Calculators
25 interactive tools with transparent guidance and tested shared calculation logic.
Percentage Calculator
Find what percentage one number is of another.
āļāļāļīāļāļĻāļēāļŠāļāļĢāđPercentage Change Calculator
Measure the percentage increase or decrease between two values.
āļāļāļīāļāļĻāļēāļŠāļāļĢāđPercentage Increase Calculator
Calculate a new value after a percentage increase.
āļāļāļīāļāļĻāļēāļŠāļāļĢāđPercentage Decrease Calculator
Calculate a new value after a percentage decrease.
āļāļāļīāļāļĻāļēāļŠāļāļĢāđAverage Calculator
Calculate the arithmetic mean of a list of numbers.
āļāļāļīāļāļĻāļēāļŠāļāļĢāđWeighted Average Calculator
Combine values using custom weights.
āļāļāļīāļāļĻāļēāļŠāļāļĢāđRatio Calculator
Reduce a two-number ratio to its simplest integer form.
āļāļāļīāļāļĻāļēāļŠāļāļĢāđProportion Calculator
Solve a/b = c/x for the missing fourth value.
āļāļāļīāļāļĻāļēāļŠāļāļĢāđExponent Calculator
Raise a base to any real exponent.
āļāļāļīāļāļĻāļēāļŠāļāļĢāđSquare Root Calculator
Find the principal square root of a non-negative number.
āļāļāļīāļāļĻāļēāļŠāļāļĢāđNth Root Calculator
Find the nth root of a value.
āļāļāļīāļāļĻāļēāļŠāļāļĢāđQuadratic Formula Calculator
Solve axÂē + bx + c = 0 for real roots.
āļāļāļīāļāļĻāļēāļŠāļāļĢāđPythagorean Theorem Calculator
Find the hypotenuse of a right triangle from its two legs.
āļāļāļīāļāļĻāļēāļŠāļāļĢāđSlope Calculator
Calculate slope between two Cartesian points.
āļāļāļīāļāļĻāļēāļŠāļāļĢāđDistance Between Two Points Calculator
Find straight-line distance between two 2D points.
āļāļāļīāļāļĻāļēāļŠāļāļĢāđMidpoint Calculator
Find the midpoint between two 2D points.
āļāļāļīāļāļĻāļēāļŠāļāļĢāđCircle Area Calculator
Calculate circle area from radius.
āļāļāļīāļāļĻāļēāļŠāļāļĢāđCircle Circumference Calculator
Calculate a circle circumference from radius.
āļāļāļīāļāļĻāļēāļŠāļāļĢāđTriangle Area Calculator
Calculate triangle area from base and perpendicular height.
āļāļāļīāļāļĻāļēāļŠāļāļĢāđRectangle Area Calculator
Calculate rectangle area.
āļāļāļīāļāļĻāļēāļŠāļāļĢāđTrapezoid Area Calculator
Calculate trapezoid area from parallel sides and height.
āļāļāļīāļāļĻāļēāļŠāļāļĢāđCylinder Volume Calculator
Calculate cylinder volume from radius and height.
āļāļāļīāļāļĻāļēāļŠāļāļĢāđSphere Volume Calculator
Calculate sphere volume from radius.
āļāļāļīāļāļĻāļēāļŠāļāļĢāđGCD Calculator
Find the greatest common divisor of two integers.
āļāļāļīāļāļĻāļēāļŠāļāļĢāđLCM Calculator
Find the least common multiple of two integers.