151.71% is the change from 321 to 808
Calculation steps:
[( 808 - 321 ) ÷ 321] x 100 = 151.71%
Formula
Percentage change = [(808 - 321) / 321] x 100
Subtract the new number by the original number
808 - 321 = 487
487 ÷ 321 = 1.517133956386293
1.517133956386293 x 100 = 151.71%