Math Tools

Calculate your exact age in years, months, days, hours, and minutes from your date of birth.

Calculate area and perimeter for 2D shapes (rectangle, circle, triangle, ellipse) and volume and surface area for 3D shapes (cube, sphere, cylinder, cone).

Add, subtract, multiply, and divide binary numbers.

Calculate your Body Mass Index (BMI) and find out if you are underweight, normal, overweight, or obese based on your height and weight.

Calculate the difference between two dates in years, months, weeks, days, hours, and minutes. Includes weekday and weekend count.

Generate the Fibonacci sequence up to a specific number or N terms.

Add, subtract, multiply, and divide fractions with step-by-step solutions and simplified results.

Calculate GCD and LCM for a set of numbers.

Perform mathematical operations on hex values.

Convert between metric and imperial length units (mm, cm, m, km, in, ft, yd, mi).

Perform matrix addition, subtraction, multiplication, determinant, and transpose operations.

Easily calculate percentages, increases, and decreases.

Calculate percentages instantly — find percentage of a number, percentage change, increase/decrease, and more.

Break down any integer into its prime factors.

Calculate probabilities, odds, and combinations.

Solve quadratic equations (ax² + bx + c = 0) with step-by-step solution. Shows discriminant, roots, vertex, and parabola properties.

Convert between Roman numerals (I, II, III, IV...) and Arabic numbers (1, 2, 3, 4...) instantly.

Perform advanced mathematical operations including trig, log, and exponents.

Calculate standard deviation, variance, mean, median, mode, and range. Full statistics suite with step-by-step calculation breakdown.

Calculate mean, median, mode, standard deviation, and more.

Calculate basic statistical values from a dataset.

Convert temperatures between Celsius, Fahrenheit, and Kelvin.

Quickly calculate tip amounts and split bills between multiple people at restaurants.

Convert between grams, kilograms, pounds, ounces, and stones.