-88.77% is the change from 775 to 87
Calculation steps:
[( 87 - 775 ) ÷ 775] x 100 = -88.77%
Formula
Percentage change = [(87 - 775) / 775] x 100
Subtract the new number by the original number
87 - 775 = -688
-688 ÷ 775 = -0.8877419354838709
-0.8877419354838709 x 100 = -88.77%