143.58% is the change from 335 to 816
Calculation steps:
[( 816 - 335 ) ÷ 335] x 100 = 143.58%
Formula
Percentage change = [(816 - 335) / 335] x 100
Subtract the new number by the original number
816 - 335 = 481
481 ÷ 335 = 1.4358208955223881
1.4358208955223881 x 100 = 143.58%