-9.53% is the change from 493 to 446
Calculation steps:
[( 446 - 493 ) ÷ 493] x 100 = -9.53%
Formula
Percentage change = [(446 - 493) / 493] x 100
Subtract the new number by the original number
446 - 493 = -47
-47 ÷ 493 = -0.09533468559837728
-0.09533468559837728 x 100 = -9.53%