-87.32% is the change from 765 to 97
Calculation steps:
[( 97 - 765 ) ÷ 765] x 100 = -87.32%
Formula
Percentage change = [(97 - 765) / 765] x 100
Subtract the new number by the original number
97 - 765 = -668
-668 ÷ 765 = -0.873202614379085
-0.873202614379085 x 100 = -87.32%