249.35% is the change from 231 to 807
Calculation steps:
[( 807 - 231 ) ÷ 231] x 100 = 249.35%
Formula
Percentage change = [(807 - 231) / 231] x 100
Subtract the new number by the original number
807 - 231 = 576
576 ÷ 231 = 2.4935064935064934
2.4935064935064934 x 100 = 249.35%