1555.1% is the change from 49 to 811
Calculation steps:
[( 811 - 49 ) ÷ 49] x 100 = 1555.1%
Formula
Percentage change = [(811 - 49) / 49] x 100
Subtract the new number by the original number
811 - 49 = 762
762 ÷ 49 = 15.551020408163266
15.551020408163266 x 100 = 1555.1%