this is the 5th grade problem. This is exactly what I have.

Rosa and her friends used 1 2/3 quart of paint on Monday and 1 3/4 quart of pain on Tuesday.How much paint will Rosa and her friends need on Wednesday.If Rosa If Rosa and her friends have 3/4 quart of pain left, do they
have enough pain to finish the job on Wednesday?
There is NO more information.
My answer : On Wed they need 1 4/5(because Mon-1 2/3, Tue 1 3/4). 3/4 is not enough.(3/4 less then 1 4/5)Is it correct?

1 answer

done below.
your eventual solution is correct.