55.95% is the change from 538 to 839
Calculation steps:
[( 839 - 538 ) ÷ 538] x 100 = 55.95%
Formula
Percentage change = [(839 - 538) / 538] x 100
Subtract the new number by the original number
839 - 538 = 301
301 ÷ 538 = 0.5594795539033457
0.5594795539033457 x 100 = 55.95%