153.42% is the change from 322 to 816
Calculation steps:
[( 816 - 322 ) ÷ 322] x 100 = 153.42%
Formula
Percentage change = [(816 - 322) / 322] x 100
Subtract the new number by the original number
816 - 322 = 494
494 ÷ 322 = 1.5341614906832297
1.5341614906832297 x 100 = 153.42%