-24.94% is the change from 453 to 340
Calculation steps:
[( 340 - 453 ) ÷ 453] x 100 = -24.94%
Formula
Percentage change = [(340 - 453) / 453] x 100
Subtract the new number by the original number
340 - 453 = -113
-113 ÷ 453 = -0.24944812362030905
-0.24944812362030905 x 100 = -24.94%