(-4/3 )-(-3/2)= 1/6

Is 1/6 the correct answer?
Minus a negative number becomes a positive then I found common dem.

Yes.

Thank you because my son's would not believe me. He had a teacher helping him in study hall. His teacher told him it was 1 1/3

You're welcome.

To solve the expression (-4/3) - (-3/2), we follow a few steps:

Step 1: Simplify the expression inside the parentheses.
(-4/3) - (-3/2) becomes (-4/3) + (3/2).

Step 2: Find a common denominator for the fractions.
The common denominator for 3 and 2 is 6.

Step 3: Convert both fractions to have the same denominator.
(-4/3) becomes (-8/6), and (3/2) becomes (9/6).

Step 4: Add the fractions.
(-8/6) + (9/6) = (1/6).

So, the correct answer is indeed 1/6.