-81.33% is the change from 959 to 179
Calculation steps:
[( 179 - 959 ) ÷ 959] x 100 = -81.33%
Formula
Percentage change = [(179 - 959) / 959] x 100
Subtract the new number by the original number
179 - 959 = -780
-780 ÷ 959 = -0.8133472367049009
-0.8133472367049009 x 100 = -81.33%