-47.3% is the change from 981 to 517
Calculation steps:
[( 517 - 981 ) ÷ 981] x 100 = -47.3%
Formula
Percentage change = [(517 - 981) / 981] x 100
Subtract the new number by the original number
517 - 981 = -464
-464 ÷ 981 = -0.47298674821610603
-0.47298674821610603 x 100 = -47.3%