32.74% is the change from 620 to 823
Calculation steps:
[( 823 - 620 ) ÷ 620] x 100 = 32.74%
Formula
Percentage change = [(823 - 620) / 620] x 100
Subtract the new number by the original number
823 - 620 = 203
203 ÷ 620 = 0.32741935483870965
0.32741935483870965 x 100 = 32.74%