Online Calculators

Estimate annual salary from hourly pay and weekly schedule for payroll and job comparisons.

Estimate hourly pay from yearly salary with weekly hours and weeks worked per year.

Estimate tile count for floors and walls using area, tile dimensions, and extra waste for cuts and breakage.

Estimate paint quantity for rooms, walls, touch-ups, and home projects from coverage and number of coats.

Calculate gravel volume and estimated tons for driveways, walkways, drainage beds, and fill areas.

Estimate how much mulch you need in cubic feet, cubic yards, and bag count for garden and landscape beds.

Estimate slab concrete volume in cubic feet, cubic yards, and cubic meters for patios, pads, and basic pours.

Calculate room area, floor area, wall sections, and simple rectangular spaces in square feet or square meters.

Calculate triangle area for geometry homework, design layouts, construction sketches, and classroom examples.

Calculate right-triangle hypotenuse length for geometry, construction checks, classroom work, and layout planning.