-98.55% is the change from 482 to 7
Calculation steps:
[( 7 - 482 ) ÷ 482] x 100 = -98.55%
Formula
Percentage change = [(7 - 482) / 482] x 100
Subtract the new number by the original number
7 - 482 = -475
-475 ÷ 482 = -0.9854771784232366
-0.9854771784232366 x 100 = -98.55%