-79.14% is the change from 978 to 204
Calculation steps:
[( 204 - 978 ) ÷ 978] x 100 = -79.14%
Formula
Percentage change = [(204 - 978) / 978] x 100
Subtract the new number by the original number
204 - 978 = -774
-774 ÷ 978 = -0.7914110429447853
-0.7914110429447853 x 100 = -79.14%