-47.19% is the change from 979 to 517
Calculation steps:
[( 517 - 979 ) ÷ 979] x 100 = -47.19%
Formula
Percentage change = [(517 - 979) / 979] x 100
Subtract the new number by the original number
517 - 979 = -462
-462 ÷ 979 = -0.47191011235955055
-0.47191011235955055 x 100 = -47.19%