-78.03% is the change from 396 to 87
Calculation steps:
[( 87 - 396 ) ÷ 396] x 100 = -78.03%
Formula
Percentage change = [(87 - 396) / 396] x 100
Subtract the new number by the original number
87 - 396 = -309
-309 ÷ 396 = -0.7803030303030303
-0.7803030303030303 x 100 = -78.03%