-79% is the change from 781 to 164
Calculation steps:
[( 164 - 781 ) ÷ 781] x 100 = -79%
Formula
Percentage change = [(164 - 781) / 781] x 100
Subtract the new number by the original number
164 - 781 = -617
-617 ÷ 781 = -0.7900128040973111
-0.7900128040973111 x 100 = -79%