MakersMath
Sewing, Quilting & Fabric Crafts

Sewing, Quilting & Fabric Crafts

Buy the right amount of fabric the first time. Work out yardage for any project, plan quilt backing, batting and binding, size circle skirts and curtains, allow for pattern repeats, and account for shrinkage before you cut.

Workflow: Measure the project → calculate fabric & notions → plan cuts → estimate cost

Available now

10 live
Available

Fabric Yardage

Yardage from piece size, quantity, fabric width, seams, and nap.

 Available

Quilt Backing

Backing yardage, panel count, and seam layout.

 Available

Quilt Batting

Batting size, standard package, and roll yardage.

 Available

Quilt Binding

Binding length, strip count, and yardage.

 Available

Circle Skirt

Waist radius and fabric for full, half, or quarter circles.

 Available

Curtain Fabric

Panels, widths, and yardage with fullness and repeat.

 Available

Upholstery Yardage

Fabric from cushion and panel measurements with repeat allowance.

 Available

Quilt Size

Finished dimensions, block layout, bed fit, and backing size.

 Available

Quilt Fabric

Yardage per colour from patch size, quantity, and fabric width.

 Available

Fabric Shrinkage

Shrink rate from a swatch, or the yardage to buy for prewashing.

All 38 calculators

linked tools are live; the rest are on the build list
  • Fabric Yardage CalculatorYardage from piece dimensions, quantity, fabric width, and nap.Live
  • Quilt Backing CalculatorBacking yardage and seam layout from quilt dimensions.Live
  • Quilt Batting CalculatorBatting size and package quantity with overhang allowance.Live
  • Quilt Binding CalculatorStrip count, yardage, and finished binding length.Live
  • Circle Skirt CalculatorWaist radius and fabric dimensions for quarter, half, or full circles.Live
  • Curtain Fabric CalculatorPanels and yardage from window size, fullness, repeat, and hems.Live
  • Upholstery Yardage CalculatorFabric from cushion and panel measurements with repeat allowance.Live
  • Quilt Size CalculatorFinished dimensions, block layout, overhang, and backing size.Live
  • Quilt Fabric CalculatorFabric by color or block component from layout, seams, and waste.Live
  • Fabric Shrinkage CalculatorShrinkage percentage and prewash yardage for a target finished size.Live
  • Sewing Pattern Scale CalculatorEnlargement or reduction percentage between pattern dimensions.Soon
  • Quilt Block Count CalculatorRows, columns, and block count for a target quilt size.Soon
  • Quilt Sashing CalculatorSashing strips, intersections, and yardage.Soon
  • Half-Square Triangle Size CalculatorCut size for a target finished half-square triangle.Soon
  • Gathered Skirt Fabric CalculatorPanel width from waist, fullness ratio, seams, and closures.Soon
  • Flying Geese Size CalculatorStarting rectangles or squares for common construction methods.Soon
  • Fabric GSM and Ounces ConverterConverts grams per square meter and ounces per square yard.Soon
  • Roman Shade Fabric CalculatorFace fabric, lining, dowels, rings, and fold spacing.Soon
  • Seam Allowance CalculatorAdds or removes seam allowance around pattern pieces.Soon
  • Pleat Spacing CalculatorPleat width, depth, count, and equal spacing.Soon
  • Pillow Insert Size CalculatorInsert size and fabric cut dimensions for desired fullness.Soon
  • Garment Material Cost CalculatorTotals fabric, lining, interfacing, notions, waste, and shipping.Soon
  • Quilt Border CalculatorBorder strip widths, lengths, yardage, and miter allowance.Soon
  • Bias Tape CalculatorFabric square size and tape length for continuous bias binding.Soon
  • Elastic Length CalculatorStarting elastic length from opening and chosen reduction.Soon
  • Quilt Strip CalculatorStrip count, width-of-fabric cuts, subcuts, and yardage.Soon
  • Ruffle Length CalculatorCut length from finished edge length and fullness ratio.Soon
  • Hexagon Quilt CalculatorHexagon count, finished dimensions, rows, and fabric area.Soon
  • Button Spacing CalculatorDistributes buttons evenly between top and bottom offsets.Soon
  • Thread Length CalculatorThread from seam length, stitch type, and usage factor.Soon
  • Curtain Fullness CalculatorFinished panel width from track width and fullness ratio.Soon
  • Box Cushion Fabric CalculatorTop, bottom, boxing strip, zipper panel, and yardage.Soon
  • Cushion Foam CalculatorFoam sheet quantity and cut layout from cushion dimensions.Soon
  • Pattern Repeat CalculatorExtra fabric and cut alignment for directional or repeating prints.Soon
  • Cosplay EVA Foam Sheet CalculatorFoam sheets from pattern area, thickness, and waste.Soon
  • Zipper Length CalculatorZipper length from opening size and construction allowance.Soon
  • Embroidery Stitch Cost CalculatorThread, machine time, setup, backing, and price from stitch count.Soon
  • Sewing Project Pricing CalculatorLabor, materials, overhead, fees, and target margin.Soon
ad slot — responsive in-content