-25.14% is the change from 525 to 393
Calculation steps:
[( 393 - 525 ) ÷ 525] x 100 = -25.14%
Formula
Percentage change = [(393 - 525) / 525] x 100
Subtract the new number by the original number
393 - 525 = -132
-132 ÷ 525 = -0.25142857142857145
-0.25142857142857145 x 100 = -25.14%