73.14% is the change from 525 to 909
Calculation steps:
[( 909 - 525 ) ÷ 525] x 100 = 73.14%
Formula
Percentage change = [(909 - 525) / 525] x 100
Subtract the new number by the original number
909 - 525 = 384
384 ÷ 525 = 0.7314285714285714
0.7314285714285714 x 100 = 73.14%