-81.69% is the change from 770 to 141
Calculation steps:
[( 141 - 770 ) ÷ 770] x 100 = -81.69%
Formula
Percentage change = [(141 - 770) / 770] x 100
Subtract the new number by the original number
141 - 770 = -629
-629 ÷ 770 = -0.8168831168831169
-0.8168831168831169 x 100 = -81.69%