-99.17% is the change from 481 to 4
Calculation steps:
[( 4 - 481 ) ÷ 481] x 100 = -99.17%
Formula
Percentage change = [(4 - 481) / 481] x 100
Subtract the new number by the original number
4 - 481 = -477
-477 ÷ 481 = -0.9916839916839917
-0.9916839916839917 x 100 = -99.17%