Are these correct. If they're not tell me which and how to solve, please?

Answer:
answer is in the explanation
Step-by-step explanation:
your #1 is incorrect the answer is 4 1/3. Your answer for #6 is also incorrect, the correct answer is -4 2/3
Answer:
1 & 6 are wrong.
The answer for 1 is actually 2 1/3
and the answer for 6 is actually 2 2/3
Step-by-step explanation: