-85.22% is the change from 778 to 115
Calculation steps:
[( 115 - 778 ) ÷ 778] x 100 = -85.22%
Formula
Percentage change = [(115 - 778) / 778] x 100
Subtract the new number by the original number
115 - 778 = -663
-663 ÷ 778 = -0.8521850899742931
-0.8521850899742931 x 100 = -85.22%