How many items are there in a gross?

144 items

Keep in mind that several terms involving the words “great” or “gross” relate to numbers involving multiples of twelve (a dozen).  Not too many people know that a gross refers to a group of 144 items.  Needless to say, a great gross refers to a group of 1728 items (a dozen gross).  Moreover, a small gross or a great hundred refers to a group of 120 items (ten dozen).  “Gr” or “gro” represent the abbreviations of this word.