8.2% is the change from 573 to 620
Calculation steps:
[( 620 - 573 ) ÷ 573] x 100 = 8.2%
Formula
Percentage change = [(620 - 573) / 573] x 100
Subtract the new number by the original number
620 - 573 = 47
47 ÷ 573 = 0.08202443280977312
0.08202443280977312 x 100 = 8.2%