159.68% is the change from 310 to 805
Calculation steps:
[( 805 - 310 ) ÷ 310] x 100 = 159.68%
Formula
Percentage change = [(805 - 310) / 310] x 100
Subtract the new number by the original number
805 - 310 = 495
495 ÷ 310 = 1.596774193548387
1.596774193548387 x 100 = 159.68%