How much mulch or gravel a bed needs — length, width and depth to cubic feet, cubic yards, and 2-cu-ft bags.
Inches of attic insulation to add, packages to buy and the cost — from your area, current R-value, climate zone and insulation type.
Boxes of flooring to buy and what they cost — room size plus waste, rounded up to whole boxes at your price per square foot.
Posts, rails, pickets and concrete bags for a wood fence — add each run of fence, set post spacing and gates, and get the material cost.
Board feet and lumber cost for two sizes of stock — thickness, width, length and piece count to total board feet at your price per board foot.
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