-76.35% is the change from 812 to 192
Calculation steps:
[( 192 - 812 ) ÷ 812] x 100 = -76.35%
Formula
Percentage change = [(192 - 812) / 812] x 100
Subtract the new number by the original number
192 - 812 = -620
-620 ÷ 812 = -0.7635467980295566
-0.7635467980295566 x 100 = -76.35%