-27.46% is the change from 619 to 449
Calculation steps:
[( 449 - 619 ) ÷ 619] x 100 = -27.46%
Formula
Percentage change = [(449 - 619) / 619] x 100
Subtract the new number by the original number
449 - 619 = -170
-170 ÷ 619 = -0.27463651050080773
-0.27463651050080773 x 100 = -27.46%