-47.3% is the change from 983 to 518
Calculation steps:
[( 518 - 983 ) ÷ 983] x 100 = -47.3%
Formula
Percentage change = [(518 - 983) / 983] x 100
Subtract the new number by the original number
518 - 983 = -465
-465 ÷ 983 = -0.47304170905391657
-0.47304170905391657 x 100 = -47.3%