Question 1: Subtract the mixed numbers: 3 1/4 - 1 2/4. Show your steps.

Answer: 1 3/4

Question 2: Calculate: 5 3/4 - 2 3/4.

Answer: 3

Question 3: A recipe calls for 2 1/2 cups of sugar. You want to subtract 1 3/4 cups to see how much more you need. How much do you need?

Answer: 3/4 cups

Question 4: Identify the mistake: When subtracting 4 2/4 - 2 3/4, a student gets 2 1/4 as the answer. What's wrong?

Answer: They did not convert mixed numbers correctly or subtract the fractions properly.

Question 5: Subtract: 7 2/4 - 3 2/4. Show your working.

Answer: 4 0/4 or 4

Question 6: Explain why subtracting 6 3/4 - 2 3/4 is straightforward. What is the result?

Answer: Because the fractions are the same, subtract the whole numbers: 6 - 2 = 4. So, answer is 4.

Question 7: Subtract the mixed numbers: 8 1/4 - 5 1/4.

Answer: 3

Question 8: A student subtracts 2 1/4 - 1 1/4 and gets 1 0/4. Is this correct? Why or why not?

Answer: Yes, because 2 - 1 = 1 and 1/4 - 1/4 = 0, so total is 1.

Question 9: Challenge: Subtract 9 3/4 - 4 5/4. Show your detailed steps.

Answer: Convert 4 5/4 to 5 1/4. Then, 9 3/4 - 5 1/4 = 4 2/4 or 4 1/2.

Question 10: Identify and correct the mistake in subtracting 5 2/4 - 3 4/4.

Answer: They should convert 3 4/4 to 4 0/4, then subtract properly to get 1 2/4.

Question 11: Construct a mixed number with a fractional part of 3/4 and a whole number of 2. Subtract 1 1/4 from it.

Answer: Constructed number: 2 3/4. Subtract 1 1/4: 2 3/4 - 1 1/4 = 1 1/2.