57.14% is the change from 525 to 825
Calculation steps:
[( 825 - 525 ) ÷ 525] x 100 = 57.14%
Formula
Percentage change = [(825 - 525) / 525] x 100
Subtract the new number by the original number
825 - 525 = 300
300 ÷ 525 = 0.5714285714285714
0.5714285714285714 x 100 = 57.14%