199.34% is the change from 304 to 910
Calculation steps:
[( 910 - 304 ) ÷ 304] x 100 = 199.34%
Formula
Percentage change = [(910 - 304) / 304] x 100
Subtract the new number by the original number
910 - 304 = 606
606 ÷ 304 = 1.993421052631579
1.993421052631579 x 100 = 199.34%