-21.09% is the change from 901 to 711
Calculation steps:
[( 711 - 901 ) ÷ 901] x 100 = -21.09%
Formula
Percentage change = [(711 - 901) / 901] x 100
Subtract the new number by the original number
711 - 901 = -190
-190 ÷ 901 = -0.21087680355160932
-0.21087680355160932 x 100 = -21.09%