136.26% is the change from 342 to 808
Calculation steps:
[( 808 - 342 ) ÷ 342] x 100 = 136.26%
Formula
Percentage change = [(808 - 342) / 342] x 100
Subtract the new number by the original number
808 - 342 = 466
466 ÷ 342 = 1.3625730994152048
1.3625730994152048 x 100 = 136.26%