-1.32% is the change from 455 to 449
Calculation steps:
[( 449 - 455 ) ÷ 455] x 100 = -1.32%
Formula
Percentage change = [(449 - 455) / 455] x 100
Subtract the new number by the original number
449 - 455 = -6
-6 ÷ 455 = -0.013186813186813187
-0.013186813186813187 x 100 = -1.32%