-88.22% is the change from 450 to 53
Calculation steps:
[( 53 - 450 ) ÷ 450] x 100 = -88.22%
Formula
Percentage change = [(53 - 450) / 450] x 100
Subtract the new number by the original number
53 - 450 = -397
-397 ÷ 450 = -0.8822222222222222
-0.8822222222222222 x 100 = -88.22%