Fraction Action (Multiplication)
Calculate 1/2 × 4/5.
4/10 (or 2/5)
A 9-inch board is cut into 5 equal parts. Express the length of one part as a fraction.
9/5 inches (or 1 4/5).
What is the product of 7 and 8.4?
Answer: 58.8
Is 6/6 × 4/7 less than, greater than, or equal to 4/7?
Answer: Equal to.
A baker uses 12 cups of sugar for 10 cakes. Write this as a division expression.
Answer: 12 ÷ 10.
A poster is 3/4 yard wide and 5/2 yards long. What is the area?
15/8 square yards (or 1 7/8).
Fill in the blank: 1 ÷ 1/3 = ______.
Answer: 3.
A stack of notebooks is 4.8 cm tall. Each is 0.8 cm thick. How many notebooks are there?
Answer: 6 notebooks.
Is 8/3 × 4/7 less than or greater than 4/7?
Answer: Greater than.
Which is the same as 12 ÷ 10: 10/12 or 12/10?
Answer: 12/10.
Sarah walks 1/2 of a 3 1/4 mile trail. How many miles did she walk?
Answer: 13/8 miles (or 1 5/8).
Leo has 6 pints of strawberries. He makes 1/3-pint servings. How many servings can he make?
Answer: 18 servings.
If nuts cost $4.36 per pound, how much does 1 pound cost?
Answer: $4.36.
Sam says n × 2/3 is always bigger than 2/3. Give a value for n that proves him wrong.
Answer: Any number 1 or less (e.g., 1/2, 1, 3/4).
Kevin runs 3 miles. Each lap is 1/4 mile. Write a multiplication equation to find the laps.
Answer: 3 × 4 = 12 (or 12 × 1/4 = 3).
Jasmine has 4/5 yard of fabric and uses 3/4 of it. How many yards did she use?
Answer: 12/20 yard (or 3/5).
Nina has 4 bags of soil. Each pot needs 1/6 of a bag. How many pots can she fill?
Answer: 24 pots.
Solve 1.5 × 6.24 using any method.
Answer: 9.36.
If you multiply 4/7 by 2/5, will the product be smaller or larger than 4/7?
Answer: Smaller (Less than).
Marcus buys 1.5 lbs of cheese at $6.24/lb. What is the partial product of 0.5 × 6?
Answer: 3.
Solve 2 3/5 × 1/2 and write the answer as a mixed number.
Answer: 1 3/10.
Toby has 8 cups of flour. His scoop holds 1/3 cup. How many scoops are in 8 cups?
Answer: 24 scoops.
A diner has a pancake stack 3.6 cm tall. Each pancake is 0.72 cm. How many pancakes are there?
Answer: 5 pancakes.
Explain why multiplying 3/4 by 5/5 does not change the value.
Answer: Because 5/5 is equal to 1, and any number times 1 stays the same.
A pastry chef has 10 cups of pecans for 8 pies. How many cups go into one pie?
Answer: 1 2/8 (or 1 1/4) cups