271.9% is the change from 210 to 781
Calculation steps:
[( 781 - 210 ) ÷ 210] x 100 = 271.9%
Formula
Percentage change = [(781 - 210) / 210] x 100
Subtract the new number by the original number
781 - 210 = 571
571 ÷ 210 = 2.719047619047619
2.719047619047619 x 100 = 271.9%