1556.86% is the change from 51 to 845
Calculation steps:
[( 845 - 51 ) ÷ 51] x 100 = 1556.86%
Formula
Percentage change = [(845 - 51) / 51] x 100
Subtract the new number by the original number
845 - 51 = 794
794 ÷ 51 = 15.568627450980392
15.568627450980392 x 100 = 1556.86%