Concrete & Building Calculators
Concrete and building projects require precise measurements and cost planning. Our concrete and building calculators cover slab pours, tile installation, and material estimation. Each tool is built for U.S. homeowners and DIYers using standard construction formulas.
Concrete & Building Frequently Asked Questions
How much does a concrete slab cost?
Basic concrete slabs cost $4-$8 per square foot installed. For a typical 20鑴?0 slab (400 sq ft), expect to pay $1,600-$3,200. Factors include thickness, reinforcement, finish, and local labor rates. Use our Concrete Calculator for a project-specific estimate.
How many tiles do I need for a 100 sq ft room?
Standard 12鑴?2 tiles cover 1 sq ft each, so you would need approximately 100 tiles plus 10% waste (110 total). For 12鑴?4 tiles, each covers 2 sq ft, so you would need about 55 tiles with waste. Our Tile Calculator handles all sizes automatically.