-52.61% is the change from 690 to 327
Calculation steps:
[( 327 - 690 ) ÷ 690] x 100 = -52.61%
Formula
Percentage change = [(327 - 690) / 690] x 100
Subtract the new number by the original number
327 - 690 = -363
-363 ÷ 690 = -0.5260869565217391
-0.5260869565217391 x 100 = -52.61%