-99.02% is the change from 407 to 4
Calculation steps:
[( 4 - 407 ) ÷ 407] x 100 = -99.02%
Formula
Percentage change = [(4 - 407) / 407] x 100
Subtract the new number by the original number
4 - 407 = -403
-403 ÷ 407 = -0.9901719901719902
-0.9901719901719902 x 100 = -99.02%