1410.91% is the change from 55 to 831
Calculation steps:
[( 831 - 55 ) ÷ 55] x 100 = 1410.91%
Formula
Percentage change = [(831 - 55) / 55] x 100
Subtract the new number by the original number
831 - 55 = 776
776 ÷ 55 = 14.10909090909091
14.10909090909091 x 100 = 1410.91%