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How many 12" tiles for a 5×5 room?

Answer
28 tiles (3 boxes)
Room area with 10% waste: 28 sq ftTile size: 12"×12"10 tiles per box

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How We Calculated This

Tiles = ceil((L × W × 1.10) / tile area)

Area = 5 × 5 = 25 sq ft. With 10% waste = 28 sq ft. Each 12" tile = 1.00 sq ft. Tiles = 28.

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Calculated using verified formulas. Last updated March 2026.