236.51% is the change from 241 to 811
Calculation steps:
[( 811 - 241 ) ÷ 241] x 100 = 236.51%
Formula
Percentage change = [(811 - 241) / 241] x 100
Subtract the new number by the original number
811 - 241 = 570
570 ÷ 241 = 2.3651452282157677
2.3651452282157677 x 100 = 236.51%