299.07% is the change from 214 to 854
Calculation steps:
[( 854 - 214 ) ÷ 214] x 100 = 299.07%
Formula
Percentage change = [(854 - 214) / 214] x 100
Subtract the new number by the original number
854 - 214 = 640
640 ÷ 214 = 2.9906542056074765
2.9906542056074765 x 100 = 299.07%