Fraction Rules 1
True or False: You have to find a common denominator to multiply fractions.
False
2/3 * 4/5
8/15
1 1/2 * 5
7 1/2
"Write " 8-:5 " as a fraction."
8/5
5 -: 1/7
35
How do we change a whole number into a fraction?
Put a 1 in the denominator, or put it over 1.
Josue and Colette are cycling on a trail that is 3/5 miles long. They bike 7/8 of the trail. How many miles did they bike?
21/40 "miles"
Addie practices karate for 3 2/5 hours. For 1/7 of that time, she was breaking boards. How many hours was Addie breaking boards during karate practice?
17/35 hours
Aaden is playing Fortnite, and he loses 1/8 of his health in 3 minutes of his game. If he loses an even amount each minute, how much health does he lose in 1 minute?
1/24 "of his health"
Lakyn is playing with a deck of 52 playing cards. She is playing with 3 other people as well. If the cards are split evenly between each person, how many cards does each person get? Write your answer as a fraction!
52/4 or 13/1
What is the 3 word phrase to help us with dividing fractions?
Keep - Switch - Flip
Addalynn decides that she is going to swim 4 laps in a pool. Once she finishes swimming, she realizes that she only swam 7/8 of the amount she was going to swim. How many laps did Addalynn swim total?
7/2 or 3 1/2 "laps"
Conner is playing a board game with Deondray. The game board had a length of 1 1/3 feet and a width of 1 ΒΌ feet. What is the area of the game board?
1 2/3 "feet" ^2
Allie is going off roading with her family. They drive for 5 miles. Every 1/6 mile, they see a sign to keep them on the right path. How many signs did they see?
30 road signs
Write a multiplication word problem with the answer 3/5!
Example: Kaylee practices gymnastics 1/5 of an hour a day for 3 days a week. How many hours does Kaylee practice gymnastics?
When a whole number is multiplied by a fraction that is less than 1, will the product be greater than or less than the whole number? Explain why for double points!
The product will always be LESS than because you are essentially taking a portion or part of the whole number. A part of a number will always be less than the original number.
Eden and Lilly need 5/12 cups of sugar to bake 1 cookie. They decide to bake 9 cookies. How many cups of sugar do they need to bake these cookies?
15/4 or 3 3/4 "cups of sugar"
Brantley drew a picture on a big piece of paper. The piece of paper had a width of 2 1/3 feet and a length of 5 1/4 feet. What is the area of the piece of paper?
12 1/4 "feet" ^2
Lottie and Serenity are drawing some pictures with 5 boxes of colored pencils. They need to split the boxes between them evenly. What fraction of the boxes of colored pencils should each person get?
2 1/2 "boxes"
Write a division word problem with the answer 24!
Example: Bri runs for 6 miles. Every 1/4 of a mile, she has to take a quick drink of water. How many times does she stop to take a drink of water?
What steps do you need to take when changing a mixed number into an improper fraction?
1) Multiply the whole number by the denominator.
2) Add the numerator to the product.
3) Put the sum over the denominator.
Mayson plays Fortnite for 2/9 of the day. As a mixed number, how many hours does Mayson play Fortnite?
5 3/9 "hours"
Kadence was singing her favorite song that was 2 2/3 minutes long. For 1/4 of the song, she was dancing as well! For how many seconds was Kadence dancing?
40 seconds
Aly and Aaliyah have 1/12 of a gallon of paint. They need to split the paint between 3 paintings evenly. How much paint should be on each painting?
1/36 "gallon of paint"
Judah, Max, and Jakely are playing basketball together. Max scores 1/3 the number of points that Jakely scores. Jakely scores 6/5 the number of points that Judah scores. Who scored the most points?
Jakely