8.42% is the change from 273 to 296
Calculation steps:
[( 296 - 273 ) ÷ 273] x 100 = 8.42%
Formula
Percentage change = [(296 - 273) / 273] x 100
Subtract the new number by the original number
296 - 273 = 23
23 ÷ 273 = 0.08424908424908426
0.08424908424908426 x 100 = 8.42%