485.37% is the change from 82 to 480
Calculation steps:
[( 480 - 82 ) ÷ 82] x 100 = 485.37%
Formula
Percentage change = [(480 - 82) / 82] x 100
Subtract the new number by the original number
480 - 82 = 398
398 ÷ 82 = 4.853658536585366
4.853658536585366 x 100 = 485.37%