-29.58% is the change from 453 to 319
Calculation steps:
[( 319 - 453 ) ÷ 453] x 100 = -29.58%
Formula
Percentage change = [(319 - 453) / 453] x 100
Subtract the new number by the original number
319 - 453 = -134
-134 ÷ 453 = -0.2958057395143488
-0.2958057395143488 x 100 = -29.58%