-78.78% is the change from 933 to 198
Calculation steps:
[( 198 - 933 ) ÷ 933] x 100 = -78.78%
Formula
Percentage change = [(198 - 933) / 933] x 100
Subtract the new number by the original number
198 - 933 = -735
-735 ÷ 933 = -0.7877813504823151
-0.7877813504823151 x 100 = -78.78%