-9.48% is the change from 496 to 449
Calculation steps:
[( 449 - 496 ) ÷ 496] x 100 = -9.48%
Formula
Percentage change = [(449 - 496) / 496] x 100
Subtract the new number by the original number
449 - 496 = -47
-47 ÷ 496 = -0.09475806451612903
-0.09475806451612903 x 100 = -9.48%