-48.59% is the change from 391 to 201
Calculation steps:
[( 201 - 391 ) ÷ 391] x 100 = -48.59%
Formula
Percentage change = [(201 - 391) / 391] x 100
Subtract the new number by the original number
201 - 391 = -190
-190 ÷ 391 = -0.4859335038363171
-0.4859335038363171 x 100 = -48.59%