505% is the change from 80 to 484
Calculation steps:
[( 484 - 80 ) ÷ 80] x 100 = 505%
Formula
Percentage change = [(484 - 80) / 80] x 100
Subtract the new number by the original number
484 - 80 = 404
404 ÷ 80 = 5.05
5.05 x 100 = 505%
Example