-86.87% is the change from 739 to 97
Calculation steps:
[( 97 - 739 ) ÷ 739] x 100 = -86.87%
Formula
Percentage change = [(97 - 739) / 739] x 100
Subtract the new number by the original number
97 - 739 = -642
-642 ÷ 739 = -0.8687415426251691
-0.8687415426251691 x 100 = -86.87%