Tile Calculator
How many tiles you need for a floor or backsplash.
Interactive calculator
%
Result
Tiles needed
88
Room area
80
What it is
Buy 10% more tile than you measured — accept the rule, you'll need them for cuts, breaks, and future repairs.
The formula
Tiles = (Room ft² ÷ tile ft²) × (1 + waste%)
Why it matters
Understanding tile calculator helps you make a better-informed decision before you commit money or time.
Worked examples
Try the example
Use the defaults above as a starting point — then adjust the inputs to match your situation.
Common pitfalls
- Double-check the units on every input — most errors come from mixing units.
- Round at the end, not in the middle of the formula.
Frequently asked questions
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