-38.89% is the change from 180 to 110
Calculation steps:
[( 110 - 180 ) ÷ 180] x 100 = -38.89%
Formula
Percentage change = [(110 - 180) / 180] x 100
Subtract the new number by the original number
110 - 180 = -70
-70 ÷ 180 = -0.3888888888888889
-0.3888888888888889 x 100 = -38.89%