-98.97% is the change from 775 to 8
Calculation steps:
[( 8 - 775 ) ÷ 775] x 100 = -98.97%
Formula
Percentage change = [(8 - 775) / 775] x 100
Subtract the new number by the original number
8 - 775 = -767
-767 ÷ 775 = -0.9896774193548387
-0.9896774193548387 x 100 = -98.97%