62.54% is the change from 331 to 538
Calculation steps:
[( 538 - 331 ) ÷ 331] x 100 = 62.54%
Formula
Percentage change = [(538 - 331) / 331] x 100
Subtract the new number by the original number
538 - 331 = 207
207 ÷ 331 = 0.6253776435045317
0.6253776435045317 x 100 = 62.54%