-47.62% is the change from 987 to 517
Calculation steps:
[( 517 - 987 ) ÷ 987] x 100 = -47.62%
Formula
Percentage change = [(517 - 987) / 987] x 100
Subtract the new number by the original number
517 - 987 = -470
-470 ÷ 987 = -0.47619047619047616
-0.47619047619047616 x 100 = -47.62%