Maths & Science Calculators

Calculate square roots, cube roots, custom powers, and logarithms (log10, ln, log2).

Add, subtract, multiply and divide fractions. Shows simplified result, mixed number and decimal.

Calculate standard deviation, variance, mean, median, min, max and range from a set of numbers.

Calculate mean, median, mode, range, sum, min and max from a set of numbers. Shows sorted data.

Convert between binary, decimal, hexadecimal and octal number systems instantly.

Calculate event probabilities, combinations and permutations. P(A or B), P(A and B), nCr, nPr.

Convert between decimal numbers and Roman numerals (I, V, X, L, C, D, M). Both directions.

Calculate sin, cos, tan and inverse functions in degrees or radians. Includes sec, csc, cot.

Check if a number is prime, find prime factorisation, and list primes up to N.

Calculate any number raised to any power. See common powers of your base number.

Calculate log₁₀, ln, log₂ and custom base logarithms. Includes antilog and log rules.