Calculators

Math, date, health, and general calculators

math & statistics

Calculate percentages, increases, and decreases

Calculate the average of a set of numbers

Full scientific calculator with advanced functions

Solve and simplify ratios and proportions

Calculate exact age from date of birth

Calculate the difference between two dates

Count working days and scheduled hours using your own week, shifts, breaks, and holiday dates

Calculate Body Mass Index

Calculate running or walking pace, time, and distance

Estimate daily calorie needs (BMR and maintenance)

Estimate body fat percentage (U.S. Navy method)

Calculate your grade point average from courses and credits

Calculate the area of rectangles, circles, triangles, and more

Calculate the volume of boxes, cylinders, spheres, and cones

Solve force, mass, or acceleration with Newton's second law

Solve power, energy, or time with P = E ÷ t

Solve pressure, force, or area with P = F ÷ A

Calculate speed, distance, or time

Calculate the fuel cost of a trip