Adding and Subtracting Mixed Measures Practice — Grade 7 math

Lesson 49: Adding and Subtracting Mixed Measures — Practice Questions

1. A movie is 145 minutes long. When written as a mixed measure, this is 2 hours and ___ minutes.
2. Which of the following is a correctly stated mixed measure?
- A. 3 feet 5 inches
- B. 2 hours 10 pounds
- C. 5 gallons 12 feet
- D. 1 mile 20 degrees
3. A bag of potatoes weighs 50 ounces. When written as a mixed measure, this is 3 pounds and ___ ounces.
4. Which of the following is NOT a valid mixed measure?
- A. 4 quarts 8 inches
- B. 2 pounds 6 ounces
- C. 5 hours 22 minutes
- D. 9 feet 1 inch
5. A piece of rope is 100 inches long. Expressed as a mixed measure, this is 8 feet and ___ inches.
6. A ribbon is 12 feet 5 inches long. If a piece measuring 4 feet 9 inches is cut from it, what is the length of the remaining ribbon? The answer should be in the format 'X ft Y in'.
7. A train trip has two parts. The first part lasts 2 hours 45 minutes, and the second part lasts 1 hour 30 minutes. What is the total travel time? The answer should be in the format 'X hr Y min'.
8. To subtract 5 feet 2 inches from 9 feet, how must 9 feet be rewritten after regrouping?
- A. 8 ft 10 in
- B. 8 ft 12 in
- C. 9 ft 12 in
- D. 8 ft 2 in
9. A wooden plank is 8 feet 11 inches long. A section measuring 5 feet 6 inches is removed. What is the length of the remaining piece? The answer should be in the format 'X ft Y in'.
10. A movie is 2 hours and 10 minutes long. If the previews before the movie last for 15 minutes, what is the total time from the start of previews to the end of the movie? The answer is ___.