69.44% is the change from 72 to 122
Calculation steps:
[( 122 - 72 ) ÷ 72] x 100 = 69.44%
Formula
Percentage change = [(122 - 72) / 72] x 100
Subtract the new number by the original number
122 - 72 = 50
50 ÷ 72 = 0.6944444444444444
0.6944444444444444 x 100 = 69.44%