-54.39% is the change from 717 to 327
Calculation steps:
[( 327 - 717 ) ÷ 717] x 100 = -54.39%
Formula
Percentage change = [(327 - 717) / 717] x 100
Subtract the new number by the original number
327 - 717 = -390
-390 ÷ 717 = -0.5439330543933054
-0.5439330543933054 x 100 = -54.39%