193.79% is the change from 306 to 899
Calculation steps:
[( 899 - 306 ) ÷ 306] x 100 = 193.79%
Formula
Percentage change = [(899 - 306) / 306] x 100
Subtract the new number by the original number
899 - 306 = 593
593 ÷ 306 = 1.9379084967320261
1.9379084967320261 x 100 = 193.79%