-52.91% is the change from 189 to 89
Calculation steps:
[( 89 - 189 ) ÷ 189] x 100 = -52.91%
Formula
Percentage change = [(89 - 189) / 189] x 100
Subtract the new number by the original number
89 - 189 = -100
-100 ÷ 189 = -0.5291005291005291
-0.5291005291005291 x 100 = -52.91%