-66.39% is the change from 979 to 329
Calculation steps:
[( 329 - 979 ) ÷ 979] x 100 = -66.39%
Formula
Percentage change = [(329 - 979) / 979] x 100
Subtract the new number by the original number
329 - 979 = -650
-650 ÷ 979 = -0.6639427987742594
-0.6639427987742594 x 100 = -66.39%