49.32% is the change from 73 to 109
Calculation steps:
[( 109 - 73 ) ÷ 73] x 100 = 49.32%
Formula
Percentage change = [(109 - 73) / 73] x 100
Subtract the new number by the original number
109 - 73 = 36
36 ÷ 73 = 0.4931506849315068
0.4931506849315068 x 100 = 49.32%