-33.83% is the change from 798 to 528
Calculation steps:
[( 528 - 798 ) ÷ 798] x 100 = -33.83%
Formula
Percentage change = [(528 - 798) / 798] x 100
Subtract the new number by the original number
528 - 798 = -270
-270 ÷ 798 = -0.3383458646616541
-0.3383458646616541 x 100 = -33.83%