-5.79% is the change from 449 to 423
Calculation steps:
[( 423 - 449 ) ÷ 449] x 100 = -5.79%
Formula
Percentage change = [(423 - 449) / 449] x 100
Subtract the new number by the original number
423 - 449 = -26
-26 ÷ 449 = -0.05790645879732739
-0.05790645879732739 x 100 = -5.79%