-31.95% is the change from 798 to 543
Calculation steps:
[( 543 - 798 ) ÷ 798] x 100 = -31.95%
Formula
Percentage change = [(543 - 798) / 798] x 100
Subtract the new number by the original number
543 - 798 = -255
-255 ÷ 798 = -0.31954887218045114
-0.31954887218045114 x 100 = -31.95%