-85.6% is the change from 604 to 87
Calculation steps:
[( 87 - 604 ) ÷ 604] x 100 = -85.6%
Formula
Percentage change = [(87 - 604) / 604] x 100
Subtract the new number by the original number
87 - 604 = -517
-517 ÷ 604 = -0.8559602649006622
-0.8559602649006622 x 100 = -85.6%