7.72% is the change from 596 to 642
Calculation steps:
[( 642 - 596 ) ÷ 596] x 100 = 7.72%
Formula
Percentage change = [(642 - 596) / 596] x 100
Subtract the new number by the original number
642 - 596 = 46
46 ÷ 596 = 0.07718120805369127
0.07718120805369127 x 100 = 7.72%