-77.22% is the change from 843 to 192
Calculation steps:
[( 192 - 843 ) ÷ 843] x 100 = -77.22%
Formula
Percentage change = [(192 - 843) / 843] x 100
Subtract the new number by the original number
192 - 843 = -651
-651 ÷ 843 = -0.7722419928825622
-0.7722419928825622 x 100 = -77.22%