7.35% is the change from 68 to 73
Calculation steps:
[( 73 - 68 ) ÷ 68] x 100 = 7.35%
Formula
Percentage change = [(73 - 68) / 68] x 100
Subtract the new number by the original number
73 - 68 = 5
5 ÷ 68 = 0.07352941176470588
0.07352941176470588 x 100 = 7.35%