I wrote the steps down, hopefully you understand them and the answer is on the lower right corner.
Answer:

Step-by-step explanation:

Answer:
(write them out and convert them all into mixed fractions)
(find the LCD aka least common denominator)
(add all numerators together)
(this is improper, so you need to convert back to mixed by dividing)
(this is your answer)
Answer:
I do not know how to read Spanish sorry........
Step-by-step explanation:
Answer:
90 mins, or 1 hr and 30 mins. 3/2 hours, which would simplify to 1 1/2?
Step-by-step explanation: