-0.44% is the change from 451 to 449
Calculation steps:
[( 449 - 451 ) ÷ 451] x 100 = -0.44%
Formula
Percentage change = [(449 - 451) / 451] x 100
Subtract the new number by the original number
449 - 451 = -2
-2 ÷ 451 = -0.004434589800443459
-0.004434589800443459 x 100 = -0.44%