-55.03% is the change from 189 to 85
Calculation steps:
[( 85 - 189 ) ÷ 189] x 100 = -55.03%
Formula
Percentage change = [(85 - 189) / 189] x 100
Subtract the new number by the original number
85 - 189 = -104
-104 ÷ 189 = -0.5502645502645502
-0.5502645502645502 x 100 = -55.03%