7.76% is the change from 593 to 639
Calculation steps:
[( 639 - 593 ) ÷ 593] x 100 = 7.76%
Formula
Percentage change = [(639 - 593) / 593] x 100
Subtract the new number by the original number
639 - 593 = 46
46 ÷ 593 = 0.0775716694772344
0.0775716694772344 x 100 = 7.76%