i like big butts and i cannot lie

Xiumin: Tall, Skinny Cinnamon Dolca Latte with extra whip

Lay: Tall, Unicorn Frappuccino, 10 pumps vanilla, and sprinkles

Chen: Short, Skinny, soy non-fat white no foam latte, 120 degrees

Suho: Tall, Skinny latte with 3 shots espresso and extra foam

Baekhyun: Short, Iced Skinny Hazelnut Macchiato, Sugar-Free Syrup, Extra Shot, Light Ice, extra Whip

Chanyeol: Venti, Extra Hot Caramel Macchiato Upside Down with extra caramel

D.O: Short, Hazelnut Latte no foam

Kai: Grande Machiatto, 3 pumps butterscotch, light whip 120 degrees

For pictorial reference of that thing following Junmyeon, please see the reference image below

For pictorial evidence of said equation please view the following image,