Crest executives said the grocer checked the prices on 35 items on June 9 and found that Crest beat or met prices at four other Wal-Mart Supercenters in 22 out of 35 items. The Edmond Wal-Mart Supercenter beat Crest on 25 items and beat the other Wal-Mart Supercenters on 28 items, Crest said.