Assumptions
- Regular quilting cotton usable width: about 40"
- Wide backing usable width: about 104"
- Backing and batting: 4" extra on each side
- Binding strips: 2.5" wide
- Binding length includes 20" extra
- Quilt top fabric is a starter estimate for simple beginner patchwork
- Seam allowance is not calculated here because this planner estimates overall fabric needs from finished quilt size. Follow your quilt pattern for individual cutting dimensions and seam allowance.