OhMyCalc

Fabric Calculator

Calculate fabric needed for a sewing project including waste.

How to Use the Fabric Calculator

  1. Enter the required values.
  2. Click Calculate to see the results.
  3. Review the output values.
  4. Adjust inputs as needed.

Quick Reference

FromTo
Standard width110–150 cm
Wide fabric150–300 cm
Quilting cotton110 cm
Upholstery140 cm
Seam allowance+1.5 cm per edge
Waste factor+10%

Use Cases

Formula

Pieces per row = floor(Fabric width / Piece width). Rows = ceil(Total / Per row). Length = Rows × Piece length × 1.1.

Frequently Asked Questions

How to use?
Enter the data and click the calculate button.
Calculation accuracy?
Calculations are performed with high precision.
Is it free?
Yes, all calculators are completely free.