-58.74% is the change from 206 to 85
Calculation steps:
[( 85 - 206 ) ÷ 206] x 100 = -58.74%
Formula
Percentage change = [(85 - 206) / 206] x 100
Subtract the new number by the original number
85 - 206 = -121
-121 ÷ 206 = -0.587378640776699
-0.587378640776699 x 100 = -58.74%