-32.44% is the change from 487 to 329
Calculation steps:
[( 329 - 487 ) ÷ 487] x 100 = -32.44%
Formula
Percentage change = [(329 - 487) / 487] x 100
Subtract the new number by the original number
329 - 487 = -158
-158 ÷ 487 = -0.324435318275154
-0.324435318275154 x 100 = -32.44%