98.63% is the change from 73 to 145
Calculation steps:
[( 145 - 73 ) ÷ 73] x 100 = 98.63%
Formula
Percentage change = [(145 - 73) / 73] x 100
Subtract the new number by the original number
145 - 73 = 72
72 ÷ 73 = 0.9863013698630136
0.9863013698630136 x 100 = 98.63%