-43.9% is the change from 451 to 253
Calculation steps:
[( 253 - 451 ) ÷ 451] x 100 = -43.9%
Formula
Percentage change = [(253 - 451) / 451] x 100
Subtract the new number by the original number
253 - 451 = -198
-198 ÷ 451 = -0.43902439024390244
-0.43902439024390244 x 100 = -43.9%