-72.83% is the change from 979 to 266
Calculation steps:
[( 266 - 979 ) ÷ 979] x 100 = -72.83%
Formula
Percentage change = [(266 - 979) / 979] x 100
Subtract the new number by the original number
266 - 979 = -713
-713 ÷ 979 = -0.72829417773238
-0.72829417773238 x 100 = -72.83%