-75.16% is the change from 797 to 198
Calculation steps:
[( 198 - 797 ) ÷ 797] x 100 = -75.16%
Formula
Percentage change = [(198 - 797) / 797] x 100
Subtract the new number by the original number
198 - 797 = -599
-599 ÷ 797 = -0.7515683814303639
-0.7515683814303639 x 100 = -75.16%