-34.73% is the change from 501 to 327
Calculation steps:
[( 327 - 501 ) ÷ 501] x 100 = -34.73%
Formula
Percentage change = [(327 - 501) / 501] x 100
Subtract the new number by the original number
327 - 501 = -174
-174 ÷ 501 = -0.3473053892215569
-0.3473053892215569 x 100 = -34.73%