-54.31% is the change from 720 to 329
Calculation steps:
[( 329 - 720 ) ÷ 720] x 100 = -54.31%
Formula
Percentage change = [(329 - 720) / 720] x 100
Subtract the new number by the original number
329 - 720 = -391
-391 ÷ 720 = -0.5430555555555555
-0.5430555555555555 x 100 = -54.31%