-95.58% is the change from 453 to 20
Calculation steps:
[( 20 - 453 ) ÷ 453] x 100 = -95.58%
Formula
Percentage change = [(20 - 453) / 453] x 100
Subtract the new number by the original number
20 - 453 = -433
-433 ÷ 453 = -0.9558498896247241
-0.9558498896247241 x 100 = -95.58%