169.1% is the change from 301 to 810
Calculation steps:
[( 810 - 301 ) ÷ 301] x 100 = 169.1%
Formula
Percentage change = [(810 - 301) / 301] x 100
Subtract the new number by the original number
810 - 301 = 509
509 ÷ 301 = 1.691029900332226
1.691029900332226 x 100 = 169.1%