Fraction Facts
What is the product of 1/2 of 1/3?
1/6
What does the overlapping shaded area in a fraction model represent?
The product
Why do we multiply first when multiplying two fractions.
The numerators and denominators.
Convert 1 1/2 into an improper fraction.
You eat 1/2 of a pizza. Your friend eats 1/2 of what is left. What fraction of the original pizza does your friend eat?
1/4
1/2
Draw an area model for 1/2 of 3/4. What is the product?
3/8
True or False: 2/3 of 1/2=3/5
False. It equals 1/3.
What is 1 1/2 of 2?
3
A recipe uses 3/4 cup of milk. You make 2 batches. How much milk do you need?
1 1/2 cups
What is 4/5 of 5/8?
1/2
A rectangle is 2/3 unit long and 3/5 unit wide. What is its area?
2/5 Square units
Find the mistake: 3/4 of 2/5=6/9
The denominators should be multiplied: 20. The answer is 6/20 or 3/10.
What is 2 1/2 of 1 1/2?
3 3/4
A garden is 2 1/2 feet long and 1 1/2 feet wide. What is its area?
3 3/4 square feet
What is 7/9 of 3/7?
1/3
In a 4-by-5 grid, 3 columns and 2 rows are shaded in opposite directions. How many squares overlap?
6 out of 20
Does multiplying two fractions always make the product (sum) smaller than both factors.
No. Not always true.
What is 1 1/3 of 2 1/4?
3
A baker uses 1 1/2 cups of flour per batch. How much flour is needed for 3 1/2 batches?
5 1/4 cups
What is 5/6 of 9/10?
3/4
Explain how an area model shows why 2/3 of 3/4=1/2
The overlap is 6/12, simplifies to 1/2.
Yes. 6/12 is equal to 1/2.
What is 2 2/3 of 1 1/2?
4
A ribbon is 2 1/4 yards long. You use 2/3 of it. How much ribbon do you use?
1 1/2 yards