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Body Mass Index from weight (kg) and height (m).
Estimate units to break even.
Compound Annual Growth Rate.
Estimate calories burned using MET, weight, and duration.
Convert Celsius degrees into Fahrenheit.
Compute area of a circle from its radius.
Convert centimeters to inches.
Compute the future value using compound interest.
Volume for a slab in cubic meters.
Volume of a cylinder.
Rough estimate of daily calories burned from steps and exercise minutes.
Rough estimate of daily water intake from body weight.
Estimate time to transfer data over a connection speed.
Convert days to hours.
Estimate download cost from data size and price per GB.
Estimate seconds to download a file by size and speed.
Dots per inch from pixels and inches.
Convert hours, minutes, and seconds into total seconds.
Convert Fahrenheit to Celsius.
Apply a generic percent change.
Estimate total floor cost.
Estimate fuel trip cost.
Compute soil volume for a rectangular bed (m³).
Compute the average from three test scores.
Convert hours to minutes.
Convert kilobytes to megabytes.
Convert kg to g.
Convert kilograms to pounds.
Convert kilometers into miles.
Compute fixed monthly payment for a loan.
Compute selling price from cost and margin.
Convert miles to kilometers.
Convert minutes to seconds.
Net profit.
Estimate liters of paint required.
Calculate the final price after a percentage discount.
Get the percentage increase from an old value to a new value.
Area of a rectangle.
Return on investment (percentage).
ROI in dollars.
Solve proportions using the rule of three.
Final price after adding sales tax.
Compute simple interest based on principal, rate and time.
Compute overhead percentage when storing data with redundancy.
Calculate tip amount.
Area from base and height.
Compute waist-to-height ratio (WHtR).
Number of rolls needed.
Convert weeks to days.
Quick BMI projection.
Approximate years to days (365).