-85.62% is the change from 605 to 87
Calculation steps:
[( 87 - 605 ) ÷ 605] x 100 = -85.62%
Formula
Percentage change = [(87 - 605) / 605] x 100
Subtract the new number by the original number
87 - 605 = -518
-518 ÷ 605 = -0.856198347107438
-0.856198347107438 x 100 = -85.62%