Everyday math tools — percentages, ratios, averages, LCM/HCF, area, perimeter and geometry calculators.
Find the area of a circle from its radius.
Find the area of a rectangle from length and breadth.
Find the area of a triangle from base and height.
Find the circumference of a circle from its radius.
Raise a number to any power.
Compute the logarithm of a number to any base.
Find what percent one number is of another.
Find the hypotenuse of a right triangle from the two sides.
Find the slope of a line between two points.
Find the square root of any number.
SoonSimplify ratios and solve proportions.
SoonFind the average of a set of numbers.
SoonFind the LCM and HCF (GCD) of numbers.
SoonCalculate percentage increase or decrease.
SoonFind the cube root of a number.
SoonCompute the factorial of a number.
SoonCheck whether a number is prime.
SoonSolve ax² + bx + c = 0 for its roots.
SoonFind the volume of a cylinder.
SoonFind the volume of a sphere.
SoonFind the volume of a cube or cuboid.
SoonRound numbers to decimals or significant figures.
SoonConvert numbers to and from scientific notation.
SoonFind the original value before a percentage change.
SoonReduce a fraction to its simplest form.
SoonAdd, subtract, multiply and divide fractions.
SoonConvert a decimal to a fraction.
SoonSolve for the unknown in a proportion.
SoonFind the perimeter of common shapes.
SoonRead and convert numbers between bases.