59.34% is the change from 391 to 623
Calculation steps:
[( 623 - 391 ) ÷ 391] x 100 = 59.34%
Formula
Percentage change = [(623 - 391) / 391] x 100
Subtract the new number by the original number
623 - 391 = 232
232 ÷ 391 = 0.5933503836317136
0.5933503836317136 x 100 = 59.34%