-43.58% is the change from 904 to 510
Calculation steps:
[( 510 - 904 ) ÷ 904] x 100 = -43.58%
Formula
Percentage change = [(510 - 904) / 904] x 100
Subtract the new number by the original number
510 - 904 = -394
-394 ÷ 904 = -0.4358407079646018
-0.4358407079646018 x 100 = -43.58%