-11.83% is the change from 507 to 447
Calculation steps:
[( 447 - 507 ) ÷ 507] x 100 = -11.83%
Formula
Percentage change = [(447 - 507) / 507] x 100
Subtract the new number by the original number
447 - 507 = -60
-60 ÷ 507 = -0.11834319526627218
-0.11834319526627218 x 100 = -11.83%