-79.35% is the change from 959 to 198
Calculation steps:
[( 198 - 959 ) ÷ 959] x 100 = -79.35%
Formula
Percentage change = [(198 - 959) / 959] x 100
Subtract the new number by the original number
198 - 959 = -761
-761 ÷ 959 = -0.7935349322210636
-0.7935349322210636 x 100 = -79.35%