join with slip stitch in top of beginning chain – 70 double crochet.round 8: chain 3, double crochet in each stitch around; join with slip stitch in top of beginning chain.
round 9: chain 2, half double crochet in each stitch around; join and change to c with slip stitch in top of beginning chain.
round 10: with c, chain 2, half double crochet in each stitch around; join and change to a with slip stitch in top of beginning chain.
round 11: with a, chain 3, double crochet in each stitch around; join and change to b with slip stitch in top of beginning chain.
round 12: with b, chain 1, single crochet 