135.06% is the change from 348 to 818
Calculation steps:
[( 818 - 348 ) ÷ 348] x 100 = 135.06%
Formula
Percentage change = [(818 - 348) / 348] x 100
Subtract the new number by the original number
818 - 348 = 470
470 ÷ 348 = 1.3505747126436782
1.3505747126436782 x 100 = 135.06%