Home Improvement
Boxes to order
Divide the inflated area by the coverage per box and always round up to a whole box.
The Formula
boxes = roundup(A / C)
Divide the inflated area by the coverage per box and always round up to a whole box.
| Symbol | Meaning | Unit | Notes |
|---|---|---|---|
| n | Boxes to order | count | Whole boxes of flooring to buy. |
| A | Area to cover | square feet | Room area plus waste allowance. |
| C | Coverage per pack | square feet | Area covered by a single box. |
What Each Symbol Means
ncount
Boxes to order
Whole boxes of flooring to buy.
Asquare feet
Area to cover
Room area plus waste allowance.
Csquare feet
Coverage per pack
Area covered by a single box.
See It Worked With Real Numbers
A formula on its own does not tell you which number goes where. The how to calculate flooring needed page applies this equation to a concrete case, shows every intermediate step, and names the mistakes that produce a wrong answer even when the algebra is right.
Where This Formula Appears
This equation is the working core of How To Calculate Flooring Needed, filed under Everyday Life. Every number the guide produces comes from substituting into this one line.