48.45% is the change from 97 to 144
Calculation steps:
[( 144 - 97 ) ÷ 97] x 100 = 48.45%
Formula
Percentage change = [(144 - 97) / 97] x 100
Subtract the new number by the original number
144 - 97 = 47
47 ÷ 97 = 0.4845360824742268
0.4845360824742268 x 100 = 48.45%