-33.04% is the change from 454 to 304
Calculation steps:
[( 304 - 454 ) ÷ 454] x 100 = -33.04%
Formula
Percentage change = [(304 - 454) / 454] x 100
Subtract the new number by the original number
304 - 454 = -150
-150 ÷ 454 = -0.3303964757709251
-0.3303964757709251 x 100 = -33.04%