-76.79% is the change from 780 to 181
Calculation steps:
[( 181 - 780 ) ÷ 780] x 100 = -76.79%
Formula
Percentage change = [(181 - 780) / 780] x 100
Subtract the new number by the original number
181 - 780 = -599
-599 ÷ 780 = -0.767948717948718
-0.767948717948718 x 100 = -76.79%