54.73% is the change from 539 to 834
Calculation steps:
[( 834 - 539 ) ÷ 539] x 100 = 54.73%
Formula
Percentage change = [(834 - 539) / 539] x 100
Subtract the new number by the original number
834 - 539 = 295
295 ÷ 539 = 0.5473098330241187
0.5473098330241187 x 100 = 54.73%