-90.49% is the change from 904 to 86
Calculation steps:
[( 86 - 904 ) ÷ 904] x 100 = -90.49%
Formula
Percentage change = [(86 - 904) / 904] x 100
Subtract the new number by the original number
86 - 904 = -818
-818 ÷ 904 = -0.9048672566371682
-0.9048672566371682 x 100 = -90.49%