46.04% is the change from 391 to 571
Calculation steps:
[( 571 - 391 ) ÷ 391] x 100 = 46.04%
Formula
Percentage change = [(571 - 391) / 391] x 100
Subtract the new number by the original number
571 - 391 = 180
180 ÷ 391 = 0.46035805626598464
0.46035805626598464 x 100 = 46.04%