-77.12% is the change from 813 to 186
Calculation steps:
[( 186 - 813 ) ÷ 813] x 100 = -77.12%
Formula
Percentage change = [(186 - 813) / 813] x 100
Subtract the new number by the original number
186 - 813 = -627
-627 ÷ 813 = -0.7712177121771218
-0.7712177121771218 x 100 = -77.12%