-14.54% is the change from 454 to 388
Calculation steps:
[( 388 - 454 ) ÷ 454] x 100 = -14.54%
Formula
Percentage change = [(388 - 454) / 454] x 100
Subtract the new number by the original number
388 - 454 = -66
-66 ÷ 454 = -0.14537444933920704
-0.14537444933920704 x 100 = -14.54%