300.47% is the change from 211 to 845
Calculation steps:
[( 845 - 211 ) ÷ 211] x 100 = 300.47%
Formula
Percentage change = [(845 - 211) / 211] x 100
Subtract the new number by the original number
845 - 211 = 634
634 ÷ 211 = 3.004739336492891
3.004739336492891 x 100 = 300.47%