-97.79% is the change from 769 to 17
Calculation steps:
[( 17 - 769 ) ÷ 769] x 100 = -97.79%
Formula
Percentage change = [(17 - 769) / 769] x 100
Subtract the new number by the original number
17 - 769 = -752
-752 ÷ 769 = -0.9778933680104032
-0.9778933680104032 x 100 = -97.79%