-84.32% is the change from 555 to 87
Calculation steps:
[( 87 - 555 ) ÷ 555] x 100 = -84.32%
Formula
Percentage change = [(87 - 555) / 555] x 100
Subtract the new number by the original number
87 - 555 = -468
-468 ÷ 555 = -0.8432432432432433
-0.8432432432432433 x 100 = -84.32%