Originally Posted by
PaperPrincess
I agree with the other posters. You add 7/8" when making HST, so these squares are cut in preparation for the HSTs. Just cut them at 3". make your HSTs & then trim down (probably to 2.5").
I always round up too. Just make it simple. No matter WHAT size of HST you are making, you always have to add that nasty 7/8" for the seam allowances of the two HST you will create. Most likely, you will need to trim them down to 2.5". They will be nice and accurate.