54.61% is the change from 401 to 620
Calculation steps:
[( 620 - 401 ) ÷ 401] x 100 = 54.61%
Formula
Percentage change = [(620 - 401) / 401] x 100
Subtract the new number by the original number
620 - 401 = 219
219 ÷ 401 = 0.5461346633416458
0.5461346633416458 x 100 = 54.61%