-27.57% is the change from 711 to 515
Calculation steps:
[( 515 - 711 ) ÷ 711] x 100 = -27.57%
Formula
Percentage change = [(515 - 711) / 711] x 100
Subtract the new number by the original number
515 - 711 = -196
-196 ÷ 711 = -0.27566807313642755
-0.27566807313642755 x 100 = -27.57%