-42.75% is the change from 903 to 517
Calculation steps:
[( 517 - 903 ) ÷ 903] x 100 = -42.75%
Formula
Percentage change = [(517 - 903) / 903] x 100
Subtract the new number by the original number
517 - 903 = -386
-386 ÷ 903 = -0.4274640088593577
-0.4274640088593577 x 100 = -42.75%