7200% is the change from 1 to 73
Calculation steps:
[( 73 - 1 ) ÷ 1] x 100 = 7200%
Formula
Percentage change = [(73 - 1) / 1] x 100
Subtract the new number by the original number
73 - 1 = 72
72 ÷ 1 = 72
72 x 100 = 7200%
Example