Originally Posted by frugalfabrics
I use the 2-ruler method that I saw on a quilt show one time.
Line up your long ruler in the north/south direction, and then use a smaller/chunky ruler (mine is 6x9) in the east/west direction. Works for me.
I do the somewhat the same thing. I use my long ruler for width of the material and I use a 12x12 on the length edge of the material. It works great.