-71.91% is the change from 979 to 275
Calculation steps:
[( 275 - 979 ) ÷ 979] x 100 = -71.91%
Formula
Percentage change = [(275 - 979) / 979] x 100
Subtract the new number by the original number
275 - 979 = -704
-704 ÷ 979 = -0.7191011235955056
-0.7191011235955056 x 100 = -71.91%