-34.99% is the change from 503 to 327
Calculation steps:
[( 327 - 503 ) ÷ 503] x 100 = -34.99%
Formula
Percentage change = [(327 - 503) / 503] x 100
Subtract the new number by the original number
327 - 503 = -176
-176 ÷ 503 = -0.3499005964214712
-0.3499005964214712 x 100 = -34.99%