281.19% is the change from 218 to 831
Calculation steps:
[( 831 - 218 ) ÷ 218] x 100 = 281.19%
Formula
Percentage change = [(831 - 218) / 218] x 100
Subtract the new number by the original number
831 - 218 = 613
613 ÷ 218 = 2.811926605504587
2.811926605504587 x 100 = 281.19%