タイル計算機

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はじめに

Tile Calculator — Number of tiles needed with waste allowance. Enter Floor area (m²), Tile width (cm), Tile height (cm), Waste (%) to get an instant, accurate result.

計算式

Tiles needed = (floor area / area per tile) × (1 + waste%), rounded up.

ステップごとの説明

Enter the Floor area (m²).
Enter the Tile width (cm).
Enter the Tile height (cm).
Enter the Waste (%).
Click Calculate to see your result instantly.

実例

Example: With Floor area (m²) = 20, Tile width (cm) = 30, Tile height (cm) = 30, Waste (%) = 10, the Tile Calculator gives Tiles Needed: 245.

よくある質問

Why round up?

You can't buy a fraction of a tile, so the result is always rounded up to a whole number.

How much waste allowance should I use?

10% is a typical default; diagonal layouts or intricate patterns may need more.

What inputs does the Tile Calculator need?

You'll need to provide: Floor area (m²), Tile width (cm), Tile height (cm), Waste (%). All fields use sensible defaults, so you can see a working example immediately and then adjust the values to match your own numbers.

How accurate is the Tile Calculator?

The Tile Calculator applies the formula exactly as calculated — Tiles needed = (floor area / area per tile) × (1 + waste%), rounded up. — so results are precise for the inputs you provide. Accuracy depends on entering correct, realistic input values.

Is the Tile Calculator free to use?

Yes, the Tile Calculator is completely free, requires no signup, and runs instantly in your browser.