fabric top which often has extra fabric that may not be needed for your curtains.
create a hem in the bottom by folding the bottom edge 1/2 inch to the back and then folding it again 1/2 inch. pin the seam and iron it flat. sew a straight stitch across the bottom.
fold the sides of your curtains to the back side 1/2 inch if you have cut your sheet or tablecloth and have raw edges. fold the hem again and pin the seam in place. iron the seam and then stitch a straight stitch to finish the sides.
fold the top edge of your curtain to the backside 1/2 inch and pin 