209.13% is the change from 263 to 813
Calculation steps:
[( 813 - 263 ) ÷ 263] x 100 = 209.13%
Formula
Percentage change = [(813 - 263) / 263] x 100
Subtract the new number by the original number
813 - 263 = 550
550 ÷ 263 = 2.091254752851711
2.091254752851711 x 100 = 209.13%