-8.25% is the change from 497 to 456
Calculation steps:
[( 456 - 497 ) ÷ 497] x 100 = -8.25%
Formula
Percentage change = [(456 - 497) / 497] x 100
Subtract the new number by the original number
456 - 497 = -41
-41 ÷ 497 = -0.08249496981891348
-0.08249496981891348 x 100 = -8.25%