1381.82% is the change from 55 to 815
Calculation steps:
[( 815 - 55 ) ÷ 55] x 100 = 1381.82%
Formula
Percentage change = [(815 - 55) / 55] x 100
Subtract the new number by the original number
815 - 55 = 760
760 ÷ 55 = 13.818181818181818
13.818181818181818 x 100 = 1381.82%