40800% is the change from 2 to 818
Calculation steps:
[( 818 - 2 ) ÷ 2] x 100 = 40800%
Formula
Percentage change = [(818 - 2) / 2] x 100
Subtract the new number by the original number
818 - 2 = 816
816 ÷ 2 = 408
408 x 100 = 40800%
Example