A dozen dozen is twelve dozen or twelve twelves or 144. This is also known as a gross.
Its a misquotation of "Ninteen to the dozen"
12
One "dozen red roses" mean 12 red roses
dozen is twelve
A dozen is twelve. 9 x 12 = 108
If you mean a baker's dozen, then it is 13.
A expression in maths is a collection of terms without an equality sign.
"tenth"
What symbol
division
circle