47.06% is the change from 391 to 575
Calculation steps:
[( 575 - 391 ) ÷ 391] x 100 = 47.06%
Formula
Percentage change = [(575 - 391) / 391] x 100
Subtract the new number by the original number
575 - 391 = 184
184 ÷ 391 = 0.47058823529411764
0.47058823529411764 x 100 = 47.06%