Answer:
Step-by-step explanation:
Let reformat the problem. :)
[tex]9\frac{11}{60} -3\frac{13}{80}[/tex]
Then we turn the equation in improper fractions.
[tex]\frac{551}{60} -\frac{253}{80}[/tex]
Then we need to have common denominators
Which is 240.
After solving, we get the answer [tex]\frac{1445}{24}[/tex]
