-15.19% is the change from 566 to 480
Calculation steps:
[( 480 - 566 ) ÷ 566] x 100 = -15.19%
Formula
Percentage change = [(480 - 566) / 566] x 100
Subtract the new number by the original number
480 - 566 = -86
-86 ÷ 566 = -0.1519434628975265
-0.1519434628975265 x 100 = -15.19%