92.55% is the change from 322 to 620
Calculation steps:
[( 620 - 322 ) ÷ 322] x 100 = 92.55%
Formula
Percentage change = [(620 - 322) / 322] x 100
Subtract the new number by the original number
620 - 322 = 298
298 ÷ 322 = 0.9254658385093167
0.9254658385093167 x 100 = 92.55%