-38.1% is the change from 727 to 450
Calculation steps:
[( 450 - 727 ) ÷ 727] x 100 = -38.1%
Formula
Percentage change = [(450 - 727) / 727] x 100
Subtract the new number by the original number
450 - 727 = -277
-277 ÷ 727 = -0.3810178817056396
-0.3810178817056396 x 100 = -38.1%