-57.67% is the change from 189 to 80
Calculation steps:
[( 80 - 189 ) ÷ 189] x 100 = -57.67%
Formula
Percentage change = [(80 - 189) / 189] x 100
Subtract the new number by the original number
80 - 189 = -109
-109 ÷ 189 = -0.5767195767195767
-0.5767195767195767 x 100 = -57.67%