5.88% is the change from 68 to 72
Calculation steps:
[( 72 - 68 ) ÷ 68] x 100 = 5.88%
Formula
Percentage change = [(72 - 68) / 68] x 100
Subtract the new number by the original number
72 - 68 = 4
4 ÷ 68 = 0.058823529411764705
0.058823529411764705 x 100 = 5.88%