Quilt Backing Calculator

You must input at least the block size desired quilt width and desired quilt lengthSee Help file for more information.
Quilt backing calculator. DesiredQuil tBackWidth1 D es irdQulBackLngh UsableFabricWidth - x 2x - CalculatingYardageforDiagonallyPiecedQuiltBack 1Fillinthethreeboxesbelow. Quilt Backing Fabric Calculator. Determines how much yardage is needed to make a backing given a quilts dimensions.
It also may be used to determine how much batting is needed given a quilts dimensions. Quilt backing is the bottom layer of a quilt sandwich. Use our quilt backing fabric calculator to determine the perfect amount of fabric for backing your quilt.
Calculate on-point side and corner triangles. You need to make a quilt back. The calculator below will give you quick answers - just enter the quilt length and width in the yellow boxes and the dimensions of the Backing will be displayed along.
Use this calculator for batting as well. If your quilt is less than the backing width congratulations. Below you will find these helpful resources.
They can be made from large cuts of coordinating fabric such as 44-wide quilting cotton that are stitched together to fit your quilt or they can be cut down. This calculator is based on the formula by John FlynnJohn Flynn. Yardages are rounded up to the next 18 yard.
Half-Square Triangle Size Chart. Quilt Backing Calculator. You can simply cut your backing to the same length you figured in Step 2.