Answer:
[tex]\huge\boxed{2.93\%}[/tex]
Step-by-step explanation:
Calculate the difference:
[tex]0.273-0.265=0.008[/tex]
Calculate the ratio:
[tex]\dfrac{0.008}{0.273}=\dfrac{0.008\cdot1000}{0.273\cdot1000}=\dfrac{8}{273}[/tex]
Convert to percentage:
[tex]\dfrac{8}{273}=\dfrac{8}{273}\cdot100\%=\dfrac{800}{273}\%\approx2.93\%[/tex]