Knitting a sweater where the center body piece is knit first is St st from side to side (26 stitches, St st for 20") Stitches picked up along long selvage edge are use to start knitting the front yoke and sleeves upward using cir needles. At beg of each row, 10 stitches are cast on knitting or purling until marker or seam stitch. OK! Row 4 states "CO 10sts on Rev st side and purl them to marker, slip marker off needle, M1, replace marker, ssk, purl to 2 sts before marker k2tog, slip marker, M1 purl to end.Help! This feels strange!