215.83% is the change from 259 to 818
Calculation steps:
[( 818 - 259 ) ÷ 259] x 100 = 215.83%
Formula
Percentage change = [(818 - 259) / 259] x 100
Subtract the new number by the original number
818 - 259 = 559
559 ÷ 259 = 2.158301158301158
2.158301158301158 x 100 = 215.83%