-46.65% is the change from 954 to 509
Calculation steps:
[( 509 - 954 ) ÷ 954] x 100 = -46.65%
Formula
Percentage change = [(509 - 954) / 954] x 100
Subtract the new number by the original number
509 - 954 = -445
-445 ÷ 954 = -0.46645702306079667
-0.46645702306079667 x 100 = -46.65%