6.53% is the change from 582 to 620
Calculation steps:
[( 620 - 582 ) ÷ 582] x 100 = 6.53%
Formula
Percentage change = [(620 - 582) / 582] x 100
Subtract the new number by the original number
620 - 582 = 38
38 ÷ 582 = 0.06529209621993128
0.06529209621993128 x 100 = 6.53%