I agree! Your finished size should be 4 inches. Therefore I would square them up to 4.5 inches so that you have the 1/4 inch on each side of the square to piece them together.
Originally Posted by katier825
according to this calculator, your finished size would be 4". it says you add 7/8" to the finished size to get the cutting size. personally, i would have rounded up to 5" and trimmed back...i hate working with 1/8 inches! :)
http://www.waukinvnetcorp.com/myquiltgenie/mgq_hst.php