66.29% is the change from 525 to 873
Calculation steps:
[( 873 - 525 ) ÷ 525] x 100 = 66.29%
Formula
Percentage change = [(873 - 525) / 525] x 100
Subtract the new number by the original number
873 - 525 = 348
348 ÷ 525 = 0.6628571428571428
0.6628571428571428 x 100 = 66.29%