348.53% is the change from 136 to 610
Calculation steps:
[( 610 - 136 ) ÷ 136] x 100 = 348.53%
Formula
Percentage change = [(610 - 136) / 136] x 100
Subtract the new number by the original number
610 - 136 = 474
474 ÷ 136 = 3.485294117647059
3.485294117647059 x 100 = 348.53%