-34.22% is the change from 450 to 296
Calculation steps:
[( 296 - 450 ) ÷ 450] x 100 = -34.22%
Formula
Percentage change = [(296 - 450) / 450] x 100
Subtract the new number by the original number
296 - 450 = -154
-154 ÷ 450 = -0.3422222222222222
-0.3422222222222222 x 100 = -34.22%