Before a knit stitch

Step 1
Yarn over backward (bring yarn from back to front over right needle), then knit 1.

Step 2
On your right needle, pull stitches 2 and 3 over stitch 1; one stitch bound off, one stitch on right needle.

Repeat
Repeats Steps 1 and 2 as established until all stitches are bound off.

Before a purl stitch

Step 1
Yarn over normally (bring yarn from front to back over right needle, then to front again), then purl 1.

Step 2
On your right needle, pull stitches 2 and 3 over stitch 1; one stitch bound off, one stitch on right needle.

Repeat
Repeat Steps 1 and 2 as established until all stitches are bound off.