1443.4% is the change from 53 to 818
Calculation steps:
[( 818 - 53 ) ÷ 53] x 100 = 1443.4%
Formula
Percentage change = [(818 - 53) / 53] x 100
Subtract the new number by the original number
818 - 53 = 765
765 ÷ 53 = 14.433962264150944
14.433962264150944 x 100 = 1443.4%