-21.18% is the change from 902 to 711
Calculation steps:
[( 711 - 902 ) ÷ 902] x 100 = -21.18%
Formula
Percentage change = [(711 - 902) / 902] x 100
Subtract the new number by the original number
711 - 902 = -191
-191 ÷ 902 = -0.21175166297117518
-0.21175166297117518 x 100 = -21.18%