-59.53% is the change from 215 to 87
Calculation steps:
[( 87 - 215 ) ÷ 215] x 100 = -59.53%
Formula
Percentage change = [(87 - 215) / 215] x 100
Subtract the new number by the original number
87 - 215 = -128
-128 ÷ 215 = -0.5953488372093023
-0.5953488372093023 x 100 = -59.53%