-12.44% is the change from 450 to 394
Calculation steps:
[( 394 - 450 ) ÷ 450] x 100 = -12.44%
Formula
Percentage change = [(394 - 450) / 450] x 100
Subtract the new number by the original number
394 - 450 = -56
-56 ÷ 450 = -0.12444444444444444
-0.12444444444444444 x 100 = -12.44%