-7.86% is the change from 496 to 457
Calculation steps:
[( 457 - 496 ) ÷ 496] x 100 = -7.86%
Formula
Percentage change = [(457 - 496) / 496] x 100
Subtract the new number by the original number
457 - 496 = -39
-39 ÷ 496 = -0.07862903225806452
-0.07862903225806452 x 100 = -7.86%