Folded fabric planning

Compare single-layer and folded cutting. Keep the grain and cut-on-fold requirements explicit.

Your measurements

Decimals and fractions such as 1.5, 1½ or 1 1/2 are accepted. Do not use thousands separators.

For cut-on-fold pieces, enter the half-pattern width. The folded edge receives no seam allowance.

Example calculation

Folded fabric planning: worked out from the values already filled in the form above.

Inputs

Result

How the calculation works

Folding halves the available layout width and creates two layers. Ordinary pieces are cut in pairs; an odd requested quantity can produce one extra piece. The result reports that extra piece only when it is actually placed.

For a piece cut on the fold, enter the half-pattern width and enable its cut-on-fold setting. That edge stays on the fold, receives no seam allowance and cannot rotate. Turn on folded fabric before using a cut-on-fold piece.

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