-87.79% is the change from 770 to 94
Calculation steps:
[( 94 - 770 ) ÷ 770] x 100 = -87.79%
Formula
Percentage change = [(94 - 770) / 770] x 100
Subtract the new number by the original number
94 - 770 = -676
-676 ÷ 770 = -0.8779220779220779
-0.8779220779220779 x 100 = -87.79%