Question 1: Order the following decimals from smallest to largest: 3.456, 3.465, 3.546, 3.4658.

Answer: 3.456, 3.465, 3.4658, 3.546

Question 2: Arrange these in descending order: 0.789, 0.0789, 0.798, 0.879.

Answer: 0.879, 0.798, 0.789, 0.0789

Question 3: Compare the decimals: 5.678 and 5.687. Which is greater?

Answer: 5.687

Question 4: List the decimals 2.3456, 2.346, 2.345, 2.3467 in order from smallest to largest.

Answer: 2.345, 2.3456, 2.346, 2.3467

Question 5: In a race, runner A finishes with 9.876 seconds, runner B with 9.867 seconds, and runner C with 9.8765 seconds. Order the runners from fastest to slowest.

Answer: Runner B, Runner C, Runner A

Question 6: Construct a set of three decimals where the order from smallest to largest is: 0.1234, 0.12345, 0.1235.

Answer: Examples: 0.1234, 0.12345, 0.1235

Question 7: Identify and correct the mistake: Comparing 0.56 and 0.560, a student claims 0.56 is larger.

Answer: They are equal because trailing zeros do not change value.

Question 8: Order the following decimals in ascending order: 7.89, 7.899, 7.8, 7.8901.

Answer: 7.8, 7.8901, 7.89, 7.899

Question 9: A shop sells items priced at 4.99, 4.909, and 4.9. Which is the most expensive? Order them from least to most expensive.

Answer: 4.9, 4.909, 4.99

Question 10: Challenge: Order these decimals from smallest to largest: 0.999, 1.000, 0.9999, 1.0001.

Answer: 0.999, 0.9999, 1.000, 1.0001

Question 11: Identify the error: Comparing 0.75 and 0.7501, a student states 0.75 is larger.

Answer: Incorrect, 0.7501 is greater because it has more decimal places and is larger.