Guides
Short practical explainers that link into our calculators.
Lunch breaks and hours worked
Subtract unpaid breaks cleanly when you calculate a workday.
How to read overtime on a weekly time card
Add daily hours, apply a weekly overtime threshold, and estimate gross pay.
Estimating mulch and soil bags
Convert bed size and depth into cubic feet, yards, and bag counts.
How many boxes of flooring do I need
Turn room area, box coverage, and waste percent into a whole-box order.
How much paint for a room
Estimate gallons from wall area, coats, coverage, and a waste margin.
How to Count Business Days Between Two Dates
Business days are the weekdays in a date range, minus holidays.
How to Calculate Cubic Yards
Mulch, soil, gravel, and concrete are sold by the cubic yard.
How to Calculate Square Footage in Feet and Inches
Square footage is length times width, but tape measures give feet and inches.
How to split a bill with tip
Work out the tip on the bill, add it to get the total, then divide by the number of people.
How to calculate a discount with sales tax
Take the discount off first, then add tax to the lower price.