-66.43% is the change from 980 to 329
Calculation steps:
[( 329 - 980 ) ÷ 980] x 100 = -66.43%
Formula
Percentage change = [(329 - 980) / 980] x 100
Subtract the new number by the original number
329 - 980 = -651
-651 ÷ 980 = -0.6642857142857143
-0.6642857142857143 x 100 = -66.43%