-7.68% is the change from 495 to 457
Calculation steps:
[( 457 - 495 ) ÷ 495] x 100 = -7.68%
Formula
Percentage change = [(457 - 495) / 495] x 100
Subtract the new number by the original number
457 - 495 = -38
-38 ÷ 495 = -0.07676767676767676
-0.07676767676767676 x 100 = -7.68%