37.74% is the change from 620 to 854
Calculation steps:
[( 854 - 620 ) ÷ 620] x 100 = 37.74%
Formula
Percentage change = [(854 - 620) / 620] x 100
Subtract the new number by the original number
854 - 620 = 234
234 ÷ 620 = 0.3774193548387097
0.3774193548387097 x 100 = 37.74%