122.19% is the change from 320 to 711
Calculation steps:
[( 711 - 320 ) ÷ 320] x 100 = 122.19%
Formula
Percentage change = [(711 - 320) / 320] x 100
Subtract the new number by the original number
711 - 320 = 391
391 ÷ 320 = 1.221875
1.221875 x 100 = 122.19%