Fraction Multiplication
Lucy walks 1/2 of a 2 3/5 mile trail.
How many miles does she walk?
1 3/10 miles
A 7-inch bar is cut into 4 equal pieces.
How long is each piece?
1 3/4 inches
A stack is 3.6 cm tall. Each booklet is 0.72 cm thick.
How many booklets are there?
5 booklets
Without multiplying:
Is 5/5 × 3/5 less than, greater than, or equal to 3/5?
Equal to 3/5
Anne uses a 1/4-cup scoop for each bag.
How many bags can she fill with 1 cup?
4 bags
Willow uses 2/3 of 3/4 yard of ribbon.
How much ribbon does she use?
1/2 yard
Mateo has 5 pints of blueberries and makes 1/4-pint servings.
How many servings can he make?
20 servings
What is 6 × 9.7?
58.2
Without multiplying:
Is 7/4 × 3/5 greater than or less than 3/5?
Greater than 3/5
Anne uses a 1/4-cup scoop for each bag.
How many bags can she fill with 2 cups?
8 bags
Find the product: 3/4 × 6
Answer: 4 1/2
Amy has 9 cans of paint. She is sharing the paint equally between her and 4 friends.
How many cans of paint does each person get?
9/5 or 1 4/5 cans of paint
Amanda buys 2.5 pounds of nuts at $4.36 per pound.
Estimate the total cost.
About $12
True or False:
A product is always greater than its factors.
False
Anne uses a 1/4-cup scoop for each bag.
How many bags can she fill with 4 cups?
16 bags
Find the product: 2/5 × 3/8
3/20
Russell rides 2 miles. Each lap is 1/10 mile.
How many laps must he ride?
20 laps
Find the exact product: 2.5 × 4.36
$10.90
Give a number n that makes n × 3/4 less than 3/4.
Any fraction less than 1 (example: 1/2)
Anne has 7 cups of sunflower seeds.
How many 1/4-cup bags can she make?
28 bags
A board is 2/3 yard wide and 10/9 yards long.
What is its area?
Answer: 20/27 square yards
Nika needs 1/5 bag of soil per pot.
If she has 3 bags, how many pots can she fill?
15 pots
Find the product: 5.8 × 2.07
12.006
Explain why multiplying by a fraction less than 1 makes a number smaller.
Because you are finding a fraction of the number, which makes it smaller.
A chef divides 10 cups of pecans into 8 containers.
How many cups go in each container?
1 1/4 cups