7.91% is the change from 253 to 273
Calculation steps:
[( 273 - 253 ) ÷ 253] x 100 = 7.91%
Formula
Percentage change = [(273 - 253) / 253] x 100
Subtract the new number by the original number
273 - 253 = 20
20 ÷ 253 = 0.07905138339920949
0.07905138339920949 x 100 = 7.91%