151.56% is the change from 320 to 805
Calculation steps:
[( 805 - 320 ) ÷ 320] x 100 = 151.56%
Formula
Percentage change = [(805 - 320) / 320] x 100
Subtract the new number by the original number
805 - 320 = 485
485 ÷ 320 = 1.515625
1.515625 x 100 = 151.56%