-50.28% is the change from 909 to 452
Calculation steps:
[( 452 - 909 ) ÷ 909] x 100 = -50.28%
Formula
Percentage change = [(452 - 909) / 909] x 100
Subtract the new number by the original number
452 - 909 = -457
-457 ÷ 909 = -0.5027502750275028
-0.5027502750275028 x 100 = -50.28%