-75.91% is the change from 822 to 198
Calculation steps:
[( 198 - 822 ) ÷ 822] x 100 = -75.91%
Formula
Percentage change = [(198 - 822) / 822] x 100
Subtract the new number by the original number
198 - 822 = -624
-624 ÷ 822 = -0.7591240875912408
-0.7591240875912408 x 100 = -75.91%