-86.06% is the change from 624 to 87
Calculation steps:
[( 87 - 624 ) ÷ 624] x 100 = -86.06%
Formula
Percentage change = [(87 - 624) / 624] x 100
Subtract the new number by the original number
87 - 624 = -537
-537 ÷ 624 = -0.8605769230769231
-0.8605769230769231 x 100 = -86.06%