-34.41% is the change from 808 to 530
Calculation steps:
[( 530 - 808 ) ÷ 808] x 100 = -34.41%
Formula
Percentage change = [(530 - 808) / 808] x 100
Subtract the new number by the original number
530 - 808 = -278
-278 ÷ 808 = -0.34405940594059403
-0.34405940594059403 x 100 = -34.41%