20.55% is the change from 73 to 88
Calculation steps:
[( 88 - 73 ) ÷ 73] x 100 = 20.55%
Formula
Percentage change = [(88 - 73) / 73] x 100
Subtract the new number by the original number
88 - 73 = 15
15 ÷ 73 = 0.2054794520547945
0.2054794520547945 x 100 = 20.55%