-36.78% is the change from 484 to 306
Calculation steps:
[( 306 - 484 ) ÷ 484] x 100 = -36.78%
Formula
Percentage change = [(306 - 484) / 484] x 100
Subtract the new number by the original number
306 - 484 = -178
-178 ÷ 484 = -0.3677685950413223
-0.3677685950413223 x 100 = -36.78%