-45.12% is the change from 727 to 399
Calculation steps:
[( 399 - 727 ) ÷ 727] x 100 = -45.12%
Formula
Percentage change = [(399 - 727) / 727] x 100
Subtract the new number by the original number
399 - 727 = -328
-328 ÷ 727 = -0.4511691884456671
-0.4511691884456671 x 100 = -45.12%