105.04% is the change from 397 to 814
Calculation steps:
[( 814 - 397 ) ÷ 397] x 100 = 105.04%
Formula
Percentage change = [(814 - 397) / 397] x 100
Subtract the new number by the original number
814 - 397 = 417
417 ÷ 397 = 1.0503778337531486
1.0503778337531486 x 100 = 105.04%