-52.39% is the change from 691 to 329
Calculation steps:
[( 329 - 691 ) ÷ 691] x 100 = -52.39%
Formula
Percentage change = [(329 - 691) / 691] x 100
Subtract the new number by the original number
329 - 691 = -362
-362 ÷ 691 = -0.5238784370477568
-0.5238784370477568 x 100 = -52.39%