-76.26% is the change from 813 to 193
Calculation steps:
[( 193 - 813 ) ÷ 813] x 100 = -76.26%
Formula
Percentage change = [(193 - 813) / 813] x 100
Subtract the new number by the original number
193 - 813 = -620
-620 ÷ 813 = -0.7626076260762608
-0.7626076260762608 x 100 = -76.26%