271.56% is the change from 218 to 810
Calculation steps:
[( 810 - 218 ) ÷ 218] x 100 = 271.56%
Formula
Percentage change = [(810 - 218) / 218] x 100
Subtract the new number by the original number
810 - 218 = 592
592 ÷ 218 = 2.7155963302752295
2.7155963302752295 x 100 = 271.56%