-97.55% is the change from 979 to 24
Calculation steps:
[( 24 - 979 ) ÷ 979] x 100 = -97.55%
Formula
Percentage change = [(24 - 979) / 979] x 100
Subtract the new number by the original number
24 - 979 = -955
-955 ÷ 979 = -0.975485188968335
-0.975485188968335 x 100 = -97.55%