55.66% is the change from 539 to 839
Calculation steps:
[( 839 - 539 ) ÷ 539] x 100 = 55.66%
Formula
Percentage change = [(839 - 539) / 539] x 100
Subtract the new number by the original number
839 - 539 = 300
300 ÷ 539 = 0.5565862708719852
0.5565862708719852 x 100 = 55.66%