Calculate the final yardage To calculate the final yardage, multiply the number of strips by the length of each strip. In our examples: for unmatched fabric, this would be 12 X 98″ = 1176″ for matched fabric, this would be 12 X 104″ = 1248″ Then divide by 36″ to convert to ya...
Multiply the length of the proposed concrete slab by the width of the slab to calculate the area of the slab in square yards. Step 3 Convert the square yardage to cubic yards by using the planned depth of the slab. Multiply the area of the slab by the intended slab depth. Your result ...