7.89% is the change from 596 to 643
Calculation steps:
[( 643 - 596 ) ÷ 596] x 100 = 7.89%
Formula
Percentage change = [(643 - 596) / 596] x 100
Subtract the new number by the original number
643 - 596 = 47
47 ÷ 596 = 0.07885906040268456
0.07885906040268456 x 100 = 7.89%