Show:
1
2
3
4
5
100
Emma has 2 2/3 bags of popcorn. Mia has 1 ¾ bags of popcorn. How much do they have together?
"Together" indicates we add. 4 5/12. If you didn't get the right answer, check to see if you added correctly and if you converted your improper fraction and added the whole numbers.
100
Objects on Neptune weigh about 4/5 of their weight on Earth. If a dog weighs 40 pounds on Earth, how much would it weigh on Neptune?
Multiply. A dog weighs 4/5 of its weight on Neptune. 4/5 of 40 pounds. We are asking, "What is 4/5 OF 40?" Answer: 32
100
Anna made cookies. One recipe calls for 3 ¼ cups of flour. The second recipe calls for 2 1/5 cups flour. How much flour did she use in all?
"In all" is a clue to add! 5 9/20
100
Mrs. Aultenburger is making holiday treats. She needs 5 cups of flour. She has 1 1/3 cups of flour. How much more flour does she need?
"How much more," indicates we are looking for a difference in what she needs and what she has. Subtract. Answer: 3 2/3. If you got it wrong, check to see that you borrowed. When you only have a fraction on the bottom, you can't just drop it down or you've not subtracted it!
100
Before she went to the hairdresser,Taylor's hair was 7 1/4 inches long. When she left the salon, it was 5 1/4 inches long. How much of her hair did Taylor cut off?
Subtract. 2 inches. You are looking for the difference in how long her hair was and how long it is now.
200
Chelsey's family has to travel 78 1/5 miles to see her grandmother. They have already traveled 32 1/3 miles. How much farther do they have to go?
You need to subtract. "How much farther" indicated you were looking for the difference in how far they have to go and how far they had already gone. A difference is an answer to a subtraction problem! Answer: 45 13/15- If you subtracted and did not get it right, make sure you borrowed correctly!
200
Wilson has a jump rope that is 6 1/3 feet long. Paul's jump rope is 4 2/3 feet long. How much longer is Wilson's rope?
Subtract! Clue phrase, "How much longer," so we know we are looking for a difference. Answer: 1 2/3. If you missed this check to see if you borrowed correctly.
200
Hannah counted 21 pieces of candy. She ate 4/7 of the candy. How much candy did she eat?
Multiply! Hannah ate 4/7 of the candy. She ate 4/7 OF 21 pieces of candy. We are asking, "What is 4/7 OF 21." Answer: 12
200
Mr. Farley has 2 1/3 pounds of chocolate. He will use 2/3 of the chocolate for his holiday truffles. How much will he use?
Multiply. Mr. Farley used 2/3 of the chocolate. 2/3 OF 2 1/3 lbs. chocolate. Answer: 1 5/9 pounds
200
In the US, 3/25 of the population is left-handed males. 1/10 are left-handed females. What part of the population is left-handed?
Since all the lefties are either male of female, we are adding to find the total. 11/50
300
Ethan has won ¾ of his hockey games. He has played 24 games. How many has he won?
Multiply! Casey won 3/4 of his games. 3/4 of 24 games. Answer: 18
300
Mrs. Ecker has 4 2/3 lbs of potatoes. She used 1/3 of the potatoes. How many lbs of potatoes did she use?
Multiply! Mrs. Ecker used 1/3 of the 4 2/3 pounds of potatoes. Answer: 1 5/9
300
Before she went to the hairdresser, Olivia's hair was 7 1/2 inches long. When she left the salon, it was 5 1/4 inches long. How much of her hair did Olivia cut off?
Subtract. We are looking for the difference between the length of Olivia's hair before and after. Answer: 2 1/4 inches
300
Kole and Gabe wanted to see who was taller. They had their mom measure their heights with a yardstick. Gabe was 52 3/8 inches tall, and Kole was 48 1/3 inches tall. How much taller is Gabe than Kole?
Subtract. "How much taller," indicates we are looking for a difference. Answer: 4 1/24.
300
A pot of chili holds 10 2/3 cups. Each portion is 3/4 cup. How many portions of chili does the big pot hold?
Divide! You are taking a total amount (10 2/3) and seeing how many 3/4 cups portions go into making up the 10 2/3. Don't forget to KCF! Answer: 8
400
Megan is making samples of one of her fashion designs. She has 14 yards of fabric. Each sample takes 2 ¼ yards of fabric. How many samples can she make?
Divide! The clue is you are taking a total amount (14 yards) and seeing how many 2 1/4 yards pieces Neo can cut from the 14 yards. Don't forget to KCF! The exact answer would be 6 2/9, but since you can't make 2/9 of a clothing sample, we would drop our remainder and final answer is 6. (Give yourself points if you got 6 2/9 just know that could be tricky with multiple choice!)
400
Bre bought 14 yards of material to make chair cushions. She cut the material into pieces 1 ¾ yards long to make each cushion. How many cushions did Bre make?
Divide! The clue is, you are taking a total amount (14 yards) and seeing how many 1 3/4 yards pieces Bre can cut. Answer: 8
400
James, Blake, and Caleb are cutting rope to prepare for their next rock climbing activity. They have 24 ft of rope, and each Boy Scout will need 3 1/5 ft of rope for his gear. How many Boy Scouts will get their rope?
Divide! You are starting with the total amount of 24 ft of rope, and you are seeing how many 3 1/5 feet pieces the Boy Scouts can cut from that. Don't forget 24 has to come first, and you have to KCF! Exact Answer: 7 1/2, but since no one wants to rock climb with 1/2 of a rope, we will drop our remainder and say 7. Give yourself points if you said 7 1/2, just know that might be tricky in multiple choice!
400
Sophia needs 3/7 cup of sugar to bake a cake. How much will she need to bake 3 cakes?
Multiply/Add. We could add 3/7 three times, but anytime we can repeatedly add, we can also multiply. Answer 1 2/7
400
If one batch of cookies calls for 1 2/3 cups flour, how much flour will Haley need for 8 batches?
Multiply/Add. We could add 1 2/3 eight times, but anytime you can repeatedly add, you can also multiply! Answer: 13 1/3
500
Most people dream about ¼ of the time they sleep. How long will you probably dream tonight if you sleep 8 hours?
Multiply. Most people dream 1/4 of the time they sleep, so we're asking, "What is 1/4 OF 8?" Answer: 2 hours
500
Mr. Styles had 18 lbs of oranges. He gave away 5/6 of the oranges. How much did he keep for his family?
Multiply. He gave away 5/6 of the oranges. We're asking, "What is 5/6 OF 18 lbs." Answer: 15 lbs
500
It took Masson 3/5 of an hour to drive from his house to Wooster, OH. Masson drove another 3/4 of an hour to Smithville, OH. How long did Masson drive in all?
"In all" is a big clue to add! 17/20 of an hour or 51 minutes since 17/20 OF 60 = 51)
500
Paige needs 3/7 cup of sugar to bake a cake. How much will she need to bake 4 cakes?
Multiply/Add. We could add 3/7 four times, but anytime we can repeatedly add, we can also multiply. Answer: 1 2/7
500
Chloe wants to make 2 1/2 recipes of play clay for her daughter's birthday party. If each recipe calls for 3 2/3 teaspoons of salt, how much salt will she need?
Multiply! EACH recipe needs 3 2/3 teaspoons salt, and you are making 2 1/2 recipes Answer: 9 1/6