-27.33% is the change from 150 to 109
Calculation steps:
[( 109 - 150 ) ÷ 150] x 100 = -27.33%
Formula
Percentage change = [(109 - 150) / 150] x 100
Subtract the new number by the original number
109 - 150 = -41
-41 ÷ 150 = -0.2733333333333333
-0.2733333333333333 x 100 = -27.33%