I've found that if you have lots and lots of pieces in a block, and it is a big block, by the time you get to end outer piece it may be too small. I usually use a scant 1/4, because it give you a schosh more in size. TRhen, if it is a hair too big, it can be trimmed off.
Originally Posted by QuiltingLee
so what is the difference of doing a full 1/4 seam allowance than the scant 1/4 does it REALLY matter? or can i just use the 1/4in seam allowance.