-89.41% is the change from 803 to 85
Calculation steps:
[( 85 - 803 ) ÷ 803] x 100 = -89.41%
Formula
Percentage change = [(85 - 803) / 803] x 100
Subtract the new number by the original number
85 - 803 = -718
-718 ÷ 803 = -0.8941469489414695
-0.8941469489414695 x 100 = -89.41%