-28.93% is the change from 719 to 511
Calculation steps:
[( 511 - 719 ) ÷ 719] x 100 = -28.93%
Formula
Percentage change = [(511 - 719) / 719] x 100
Subtract the new number by the original number
511 - 719 = -208
-208 ÷ 719 = -0.28929068150208626
-0.28929068150208626 x 100 = -28.93%