-87.87% is the change from 717 to 87
Calculation steps:
[( 87 - 717 ) ÷ 717] x 100 = -87.87%
Formula
Percentage change = [(87 - 717) / 717] x 100
Subtract the new number by the original number
87 - 717 = -630
-630 ÷ 717 = -0.8786610878661087
-0.8786610878661087 x 100 = -87.87%