How to Knit Interrupted Rib Stitch
Interrupted rib pattern looks different from each side, but both sides are handsome, making this a nice pattern for projects in which both the front and back are visible, like scarves and afghans. The following figure gives you an idea of what the pattern looks like.
To create interrupted rib stitch:
Cast on an even number of sts.
Rows 1–3: * K1, p1; rep from * to end of row.
Row 4 and 8: Purl.
Row 5–7: * P1, k1; rep from * to end of row.
Rep Rows 1–8 for pattern.