104.79% is the change from 397 to 813
Calculation steps:
[( 813 - 397 ) ÷ 397] x 100 = 104.79%
Formula
Percentage change = [(813 - 397) / 397] x 100
Subtract the new number by the original number
813 - 397 = 416
416 ÷ 397 = 1.0478589420654911
1.0478589420654911 x 100 = 104.79%