304.74% is the change from 211 to 854
Calculation steps:
[( 854 - 211 ) ÷ 211] x 100 = 304.74%
Formula
Percentage change = [(854 - 211) / 211] x 100
Subtract the new number by the original number
854 - 211 = 643
643 ÷ 211 = 3.0473933649289098
3.0473933649289098 x 100 = 304.74%