-82.56% is the change from 453 to 79
Calculation steps:
[( 79 - 453 ) ÷ 453] x 100 = -82.56%
Formula
Percentage change = [(79 - 453) / 453] x 100
Subtract the new number by the original number
79 - 453 = -374
-374 ÷ 453 = -0.82560706401766
-0.82560706401766 x 100 = -82.56%