Answer :
Given the following distances:
On Monday : 1¼ miles
On Tuesday: 2⅔ miles
To find the total distance Lisa walked those 2 days, let's add the distance she walked on monday and the distance she walked on tuesday.
[tex]\begin{gathered} \text{Total distance = 1}\frac{1}{4}+\text{2}\frac{2}{3}\text{ } \\ \text{ = }\frac{5}{4}\text{ + }\frac{8}{3} \end{gathered}[/tex][tex]\begin{gathered} \frac{5}{4}+\frac{8}{3}\text{ = } \\ =\frac{15+32}{12} \\ =\text{ }\frac{47}{12} \\ =\text{ }3\frac{11}{12} \end{gathered}[/tex]The total distance, in miles , Lisa walked during those 2 days =
[tex]3\frac{11}{12}\text{ miles}[/tex]