248.93% is the change from 233 to 813
Calculation steps:
[( 813 - 233 ) ÷ 233] x 100 = 248.93%
Formula
Percentage change = [(813 - 233) / 233] x 100
Subtract the new number by the original number
813 - 233 = 580
580 ÷ 233 = 2.4892703862660945
2.4892703862660945 x 100 = 248.93%