88.28% is the change from 145 to 273
Calculation steps:
[( 273 - 145 ) ÷ 145] x 100 = 88.28%
Formula
Percentage change = [(273 - 145) / 145] x 100
Subtract the new number by the original number
273 - 145 = 128
128 ÷ 145 = 0.8827586206896552
0.8827586206896552 x 100 = 88.28%