320.56% is the change from 214 to 900
Calculation steps:
[( 900 - 214 ) ÷ 214] x 100 = 320.56%
Formula
Percentage change = [(900 - 214) / 214] x 100
Subtract the new number by the original number
900 - 214 = 686
686 ÷ 214 = 3.205607476635514
3.205607476635514 x 100 = 320.56%