-22.49% is the change from 667 to 517
Calculation steps:
[( 517 - 667 ) ÷ 667] x 100 = -22.49%
Formula
Percentage change = [(517 - 667) / 667] x 100
Subtract the new number by the original number
517 - 667 = -150
-150 ÷ 667 = -0.22488755622188905
-0.22488755622188905 x 100 = -22.49%