318.14% is the change from 215 to 899
Calculation steps:
[( 899 - 215 ) ÷ 215] x 100 = 318.14%
Formula
Percentage change = [(899 - 215) / 215] x 100
Subtract the new number by the original number
899 - 215 = 684
684 ÷ 215 = 3.181395348837209
3.181395348837209 x 100 = 318.14%