-43.19% is the change from 903 to 513
Calculation steps:
[( 513 - 903 ) ÷ 903] x 100 = -43.19%
Formula
Percentage change = [(513 - 903) / 903] x 100
Subtract the new number by the original number
513 - 903 = -390
-390 ÷ 903 = -0.4318936877076412
-0.4318936877076412 x 100 = -43.19%