-90.38% is the change from 904 to 87
Calculation steps:
[( 87 - 904 ) ÷ 904] x 100 = -90.38%
Formula
Percentage change = [(87 - 904) / 904] x 100
Subtract the new number by the original number
87 - 904 = -817
-817 ÷ 904 = -0.9037610619469026
-0.9037610619469026 x 100 = -90.38%