Fraction Rules
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.
Zoey and Emily 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"
Rain practices karate for 3 2/5 hours. For 1/7 of that time, he was breaking boards. How many hours was Rain breaking boards during karate practice?
17/35 hours
Talon 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"
Sadie is playing with a deck of 52 playing cards. She is playing with Sham, Lillian and Trinity 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
How do you know if two fractions are equivalent?
Uliana 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? *SIMPLIFY*
7/2 or 3 1/2 "laps"
Declan is playing a board game with Alex. 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? *SIMPLIFY*
1 2/3 "feet" ^2
Aryannah 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: Evelina practices gymnastics 1/5 of an hour a day for 3 days a week. How many hours does Evelina practice gymnastics?
Continue to half/divide by 2, find the greatest common factor for both the numerator and denominator.
Yuvraj and Landon 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? *SIMPLIFY*
15/4 or 3 3/4 "cups of sugar"
Valeria 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? *SIMPLIFY*
12 1/4 "feet" ^2
Shereen and Gail 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: Zhyrus runs for 6 miles. Every 1/4 of a mile, he has to take a quick drink of water. How many times does he 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.
AJ plays Fortnite for 2/9 of the day. As a mixed number, how many hours does AJ play Fortnite?
5 3/9 "hours"
Troy was singing his favourite song that was 2 2/3 minutes long. For 1/4 of the song, he was dancing as well! For how many seconds was Troy dancing?
40 seconds
Michael and Ben 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"
Lizzie, Thomas, and Keith are playing basketball together. Lizzie scores 1/3 the number of points that Keith scores. Keith scores 6/5 the number of points that Thomas scores. Who scored the most points?
Keith