-13.83% is the change from 600 to 517
Calculation steps:
[( 517 - 600 ) ÷ 600] x 100 = -13.83%
Formula
Percentage change = [(517 - 600) / 600] x 100
Subtract the new number by the original number
517 - 600 = -83
-83 ÷ 600 = -0.13833333333333334
-0.13833333333333334 x 100 = -13.83%