Free math calculators: triangle calculator, circle calculator, volume calculators, multiplication tables, Roman numerals, and other geometry and algebra helper calculators.
40 calculators
Calculate addition, subtraction, multiplication, and division of fractions as well as simplification with one calculator.
Check if a number is prime, calculate its prime factorization, and find the next prime numbers.
Calculate the unknown side of a right triangle a² + b² = c² – hypotenuse…
Calculate the remainder of integer division (modulo), quotient, and verification.
Calculate the volume, surface area, side length, and diagonal of a cube by entering one measurement.
Solve for an unknown side or angle using the cosine law c²=a²+b²−2ab·cos(C).
Calculate the volume, lateral surface area, and total surface area of a cone based on the radius and height.
Solve linear (ax+b=c) or quadratic equations (ax²+bx+c=0) using the discriminant.
Calculate the area of a trapezoid from two bases and height, and estimate the perimeter.
Calculate the area, perimeter, and diagonal of a rectangle based on its width and height.
Free time calculators: age calculator, date difference, time zone calculator, countdown, and other date calculators.
19 calculatorsFree car calculators: fuel consumption, electric car charging, travel budget, driving cost and other calculators.
16 calculatorsFree home calculators: paint calculator, concrete calculator, roof calculator, heating cost calculator, solar panel calculator, and over 20 other home calculators.
40 calculatorsFree financial calculators: loan, savings, investment, compound interest, budget and business calculators.
40 calculatorsFree health calculators: BMI calculator, calorie calculator, BMR, body fat percentage, running pace, pregnancy calculator, and other wellness calculators.
43 calculatorsFree general calculators: percentage calculator, unit converters, median calculator, binary calculator, random number generator, and other helper calculators.
27 calculators