-20.88% is the change from 455 to 360
Calculation steps:
[( 360 - 455 ) ÷ 455] x 100 = -20.88%
Formula
Percentage change = [(360 - 455) / 455] x 100
Subtract the new number by the original number
360 - 455 = -95
-95 ÷ 455 = -0.2087912087912088
-0.2087912087912088 x 100 = -20.88%