-60.22% is the change from 827 to 329
Calculation steps:
[( 329 - 827 ) ÷ 827] x 100 = -60.22%
Formula
Percentage change = [(329 - 827) / 827] x 100
Subtract the new number by the original number
329 - 827 = -498
-498 ÷ 827 = -0.6021765417170496
-0.6021765417170496 x 100 = -60.22%