22.86% is the change from 525 to 645
Calculation steps:
[( 645 - 525 ) ÷ 525] x 100 = 22.86%
Formula
Percentage change = [(645 - 525) / 525] x 100
Subtract the new number by the original number
645 - 525 = 120
120 ÷ 525 = 0.22857142857142856
0.22857142857142856 x 100 = 22.86%