-26.83% is the change from 41 to 30
Calculation steps:
[( 30 - 41 ) ÷ 41] x 100 = -26.83%
Formula
Percentage change = [(30 - 41) / 41] x 100
Subtract the new number by the original number
30 - 41 = -11
-11 ÷ 41 = -0.2682926829268293
-0.2682926829268293 x 100 = -26.83%