42.86% is the change from 525 to 750
Calculation steps:
[( 750 - 525 ) ÷ 525] x 100 = 42.86%
Formula
Percentage change = [(750 - 525) / 525] x 100
Subtract the new number by the original number
750 - 525 = 225
225 ÷ 525 = 0.42857142857142855
0.42857142857142855 x 100 = 42.86%