PDF Simple Math Quilts - Robert Kaufman WONKY SIMPLE MATH QUILT Cutting Directions Cut the 2 Yard piece of neutral solid fabric into 4 lengths 18" (1/2 yard) by width of fabric. Place one of these folded 1/2 yard pieces on your cutting mat and cut a strip of fabric 8-1/2" x width of fabric. From this strip, cut 4 squares 8-1/2" x 8-1/2". (Fig.