393.33% is the change from 165 to 814
Calculation steps:
[( 814 - 165 ) ÷ 165] x 100 = 393.33%
Formula
Percentage change = [(814 - 165) / 165] x 100
Subtract the new number by the original number
814 - 165 = 649
649 ÷ 165 = 3.933333333333333
3.933333333333333 x 100 = 393.33%