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38 tools
The scientific notation calculator converts decimals into scientific notation. Explore the rules of scientific notation for a thorough understanding.
Defuse’s Online Big Number Calculator supports arithmetic on very large values and includes base conversion and bitwise operators. It is free to use in-browser and is designed for high-precision or large-integer style calculations without requiring a paid plan.
Two free random number generators that work in user-defined min and max range. Both random integers and decimal numbers can be generated with high precision.
This area calculator determines the area of a number of common shapes, including rectangle, triangle, trapezoid, circle, sector, ellipse, and parallelogram.
Use this fraction calculator to perform all the main calculations on simple or mixed fractions. We support addition, subtraction, multiplication, division of fractions, fraction simplification, and two types of conversions: fraction to decimal and decimal to fraction.
This free percentage calculator computes a number of values involving percentages, including the percentage difference between two given values.
This ratio calculator solves ratios, scales ratios, or finds the missing value in a set of ratios. It can also give out ratio visual representation samples.
This calculator can calculate the probability of two events, as well as that of a normal distribution. Also, learn more about different types of probabilities.
This free binary calculator can add, subtract, multiply, and divide binary values, as well as convert between binary and decimal values.
This free volume calculator computes the volumes of common shapes, including sphere, cone, cube, cylinder, capsule, cap, conical frustum, ellipsoid, and more.
This calculator computes any of the values in the half-life formula given the rest values. It also converts between half-life, mean lifetime, decay constant.
Free online standard deviation calculator with step-by-step calculations. Perfect for students, teachers, and professionals needing quick mathematical computations.
This free LCM calculator determines the least common multiple of a given set of numbers. Also, learn more about the different methods for finding the LCM.
This free quadratic formula calculator solves the quadratic formula given values for a, b, and c. Also, learn more about its derivation.
This free root calculator determines the roots of numbers, including common roots such as a square root or a cubed root.
This free exponent calculator determines the result of exponentiation, including expressions that use the irrational number e as a base.
Free tool to round numbers to thousands, hundreds, tens, tenths, hundredths, fractions, or many other levels of precision using the popular rounding methods.
Calculator to find out the z-score of a normal distribution, convert between z-score and probability, and find the probability between 2 z-scores.
This slope calculator solves for parameters involving slope and the equation of a line. It takes inputs of two known points, or one known point and the slope.
This calculator computes the values of typical circle parameters such as radius, diameter, circumference, and area, using various common units of measurement.
Discover what the factors of 15 and 24 or any number are easily with our efficient number factor calculator. Simplify your math challenges. Calculate now!
This free sample size calculator determines the sample size required to meet a given set of constraints. Also, learn more about population standard deviation.
Right triangle calculator to compute side length, angle, height, area, and perimeter of a right triangle given any 2 values. It gives the calculation steps.
This calculator computes the surface area of a number of common shapes, including sphere, cone, cube, cylinder, capsule, cap, conical frustum, and more.
