-46.44% is the change from 450 to 241
Calculation steps:
[( 241 - 450 ) ÷ 450] x 100 = -46.44%
Formula
Percentage change = [(241 - 450) / 450] x 100
Subtract the new number by the original number
241 - 450 = -209
-209 ÷ 450 = -0.46444444444444444
-0.46444444444444444 x 100 = -46.44%