-14.86% is the change from 525 to 447
Calculation steps:
[( 447 - 525 ) ÷ 525] x 100 = -14.86%
Formula
Percentage change = [(447 - 525) / 525] x 100
Subtract the new number by the original number
447 - 525 = -78
-78 ÷ 525 = -0.14857142857142858
-0.14857142857142858 x 100 = -14.86%