Answer:
121/9
Step-by-step explanation:
= 
= 
= 
Andrew played for 1 hour and 20 minutes
Lizzie played for 2 hours and 40 minutes
Andrew played for half as long as Lizzie did, so Lizzie played for 1 1/3 hours longer than Andrew did. Hope this helps!
1 x 4 < 1 + 4 <==== 1 and 4