-97.35% is the change from 453 to 12
Calculation steps:
[( 12 - 453 ) ÷ 453] x 100 = -97.35%
Formula
Percentage change = [(12 - 453) / 453] x 100
Subtract the new number by the original number
12 - 453 = -441
-441 ÷ 453 = -0.9735099337748344
-0.9735099337748344 x 100 = -97.35%