-13.08% is the change from 933 to 811
Calculation steps:
[( 811 - 933 ) ÷ 933] x 100 = -13.08%
Formula
Percentage change = [(811 - 933) / 933] x 100
Subtract the new number by the original number
811 - 933 = -122
-122 ÷ 933 = -0.1307609860664523
-0.1307609860664523 x 100 = -13.08%