From page 398: For example, using this chart, four CR 8 creatures (worth
4,800 XP each) are equivalent to a CR 12 creature (worth 19,200 XP).
The math works, as 4,800 x 4 = 19,200.
But when I try the same with 6 CR 12 Creatures at 19,200, I get 115,200 xp and not 102,400 as shown on the table...