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Marble/Granite Calculator

Calculate marble or granite slab area and cost including wastage allowance.

Formula v1.0.0IndiaMethodologymarble-granite-v1
How this is calculated
Total area = Surface area × (1 + wastage %); Cost = Total area × cost per sqft

About this calculator

The marble/granite calculator adds a wastage and cutting allowance to a surface area to estimate total slab area needed, and the total material cost at a given rate per sqft.

Worked example

500 sqft at 10% wastage, ₹150/sqft

Result: Total slab area = 550 sqft, cost ≈ ₹82,500

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