108.48% is the change from 389 to 811
Calculation steps:
[( 811 - 389 ) ÷ 389] x 100 = 108.48%
Formula
Percentage change = [(811 - 389) / 389] x 100
Subtract the new number by the original number
811 - 389 = 422
422 ÷ 389 = 1.0848329048843188
1.0848329048843188 x 100 = 108.48%