158.2% is the change from 323 to 834
Calculation steps:
[( 834 - 323 ) ÷ 323] x 100 = 158.2%
Formula
Percentage change = [(834 - 323) / 323] x 100
Subtract the new number by the original number
834 - 323 = 511
511 ÷ 323 = 1.5820433436532508
1.5820433436532508 x 100 = 158.2%