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Add rooms, total the area, and see flooring and paint to order.
Add each room. Totals update live.
Also: Cubic yards · Asphalt
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Multiply length by width for each rectangle, then add the rooms. L-shapes are two rectangles. This page totals every room you add.
Most flooring jobs add 5–10% for cuts and waste. Tile and diagonal layouts often need 10–15%. The waste field applies that percent to the total.