1545.1% is the change from 51 to 839
Calculation steps:
[( 839 - 51 ) ÷ 51] x 100 = 1545.1%
Formula
Percentage change = [(839 - 51) / 51] x 100
Subtract the new number by the original number
839 - 51 = 788
788 ÷ 51 = 15.450980392156863
15.450980392156863 x 100 = 1545.1%