-30.13% is the change from 979 to 684
Calculation steps:
[( 684 - 979 ) ÷ 979] x 100 = -30.13%
Formula
Percentage change = [(684 - 979) / 979] x 100
Subtract the new number by the original number
684 - 979 = -295
-295 ÷ 979 = -0.30132788559754853
-0.30132788559754853 x 100 = -30.13%