-91.01% is the change from 189 to 17
Calculation steps:
[( 17 - 189 ) ÷ 189] x 100 = -91.01%
Formula
Percentage change = [(17 - 189) / 189] x 100
Subtract the new number by the original number
17 - 189 = -172
-172 ÷ 189 = -0.91005291005291
-0.91005291005291 x 100 = -91.01%