-43.68% is the change from 918 to 517
Calculation steps:
[( 517 - 918 ) ÷ 918] x 100 = -43.68%
Formula
Percentage change = [(517 - 918) / 918] x 100
Subtract the new number by the original number
517 - 918 = -401
-401 ÷ 918 = -0.43681917211328974
-0.43681917211328974 x 100 = -43.68%