159.81% is the change from 311 to 808
Calculation steps:
[( 808 - 311 ) ÷ 311] x 100 = 159.81%
Formula
Percentage change = [(808 - 311) / 311] x 100
Subtract the new number by the original number
808 - 311 = 497
497 ÷ 311 = 1.5980707395498392
1.5980707395498392 x 100 = 159.81%