400 :)
Chat with our AI personalities
80% of 500 = 80% * 500 = 0.8 * 500 = 400
(80/500)/5 (because 500 is 5x100) = 16/100, or 16%.
It is 100*(400/80) = 500%
Multiply the number by .8 to get 80% of that number.
1.6% is the same as 0.016 and 0.016*500 = 8