-38.36% is the change from 391 to 241
Calculation steps:
[( 241 - 391 ) ÷ 391] x 100 = -38.36%
Formula
Percentage change = [(241 - 391) / 391] x 100
Subtract the new number by the original number
241 - 391 = -150
-150 ÷ 391 = -0.3836317135549872
-0.3836317135549872 x 100 = -38.36%