% increase And in this example:
I'll leave it up to you to simplify Hope this helps!
Answer=
great job LoryLullic :D
i dont know much latex, so i will try to explain without it.
If you subtract 50 percent from 77 percent, its 27 percent. We can say that 50 percent IS 100 percent. 77 would then inscrease by 27 percent, but since 50 percent is half of 100 percent, we need to multiply by two, so we get a 54 percent inscrease
(How did i do :D)