496.35% is the change from 137 to 817
Calculation steps:
[( 817 - 137 ) ÷ 137] x 100 = 496.35%
Formula
Percentage change = [(817 - 137) / 137] x 100
Subtract the new number by the original number
817 - 137 = 680
680 ÷ 137 = 4.963503649635037
4.963503649635037 x 100 = 496.35%