-28.27% is the change from 711 to 510
Calculation steps:
[( 510 - 711 ) ÷ 711] x 100 = -28.27%
Formula
Percentage change = [(510 - 711) / 711] x 100
Subtract the new number by the original number
510 - 711 = -201
-201 ÷ 711 = -0.28270042194092826
-0.28270042194092826 x 100 = -28.27%