-48.08% is the change from 391 to 203
Calculation steps:
[( 203 - 391 ) ÷ 391] x 100 = -48.08%
Formula
Percentage change = [(203 - 391) / 391] x 100
Subtract the new number by the original number
203 - 391 = -188
-188 ÷ 391 = -0.48081841432225064
-0.48081841432225064 x 100 = -48.08%