Math & Algebra

Convert numbers between Binary, Octal, Decimal, and Hexadecimal systems.

Calculate the power of a number. Raise a base to an exponent (x^y).

Calculate logarithms with any base. Solve for log_b(x) instantly.

Free online percentage calculator with step-by-step solutions. Calculate percentage of a number, percentage increase or decrease, reverse percentage from final value, and find original price before discount. Instant results with formula breakdown.

Convert numbers to scientific notation and round to significant figures.

Find the square root, cube root, or any nth root of a number.

Calculate the number of significant figures in any number.