-72.5% is the change from 720 to 198
Calculation steps:
[( 198 - 720 ) ÷ 720] x 100 = -72.5%
Formula
Percentage change = [(198 - 720) / 720] x 100
Subtract the new number by the original number
198 - 720 = -522
-522 ÷ 720 = -0.725
-0.725 x 100 = -72.5%