Multiply or Divide Problem Solving Lesson

Multiple Choice

WHAT OPERATION SHOULD YOU PERFORM?

PROBLEM #1: Blake bought 3 ½ gallons of ice cream serve at his party. If a pint is ⅛ of a gallon, how many pint-sized serving can he make?

• Multiply

• Divide

Multiple Choice

What is the correct way to set up the problem below?

PROBLEM #1: Blake bought 3 ½ gallons of ice cream serve at his party. If a pint is ⅛ of a gallon, how many pint-sized serving can he make?

• 3 ½ ÷ ⅛

• ⅛ ÷ 3 ½

Multiple Choice

Solve. Use your white board to work it out.

PROBLEM #1: Blake bought 3 ½ gallons of ice cream serve at his party. If a pint is ⅛ of a gallon, how many pint-sized serving can he make?

• 27 servings

• 3 servings

• 38 servings

• 28 servings

Multiple Choice

What operation should you perform? (Use the anchor chart for clues)

PROBLEM #2: Maxten ate ⅜ of a lasagna on Monday night. On Tuesday he ate ⅔ of the lasagna that was left (which was ⅝.) What fraction of the whole lasagna did Maxten eat on Tuesday?

• Multiplication

• Division

Multiple Choice

How could the problem be set up?

PROBLEM #2: Maxten ate Maxten ate ⅜ of a lasagna on Monday night. On Tuesday he ate ⅔ of the lasagna that was left (which was ⅝). What fraction of the whole lasagna did Maxten eat on Tuesday?

• ⅜ ÷ ⅔

• ⅔ x ⅜

• ⅔ × ⅝

• ⅜ - ⅔

Multiple Choice

Solve. Use your white board to work it out.

PROBLEM #2: Maxten ate Maxten ate ⅜ of a lasagna on Monday night. On Tuesday he ate ⅔ of the lasagna that was left (which was ⅝). What fraction of the whole lasagna did Maxten eat on Tuesday?

• ½

• ¾

• ¼

• 5/12

Multiple Choice

What operation should be performed to solve the following question? (Use the anchor chart for hints)

PROBLEM #3: Eduardo is making costumes for his school play. He needs 2 ⅖ yards of fabric for each costume. How many costumes can he make if he has 15 ⅗ yards of fabric?

• Multiply

• Divide

Multiple Choice

How should you set up the problem?

PROBLEM #3: Eduardo is making costumes for his school play. He needs 2 ⅖ yards of fabric for each costume. How many costumes can he make if he has 15 ⅗ yards of fabric?

• 2 ⅖ ÷ 15 ⅗

• 15 ⅗ × 2 ⅖

• 2 ⅖ x 15 ⅗

• 15 ⅗ ÷ 2 ⅖

Multiple Choice

What operation would you perform in the following problem? (Use the anchor chart for hints)

PROBLEM #4: Brooklyn practiced playing her clarinet for 5 ¼ hours this week. If she practiced for the same amount of time each day, how many hours did she practice each day?

• Multiply

• Divide

Multiple Choice

What is the correct way to setup the problem?

PROBLEM #4: Brooklyn practiced playing her clarinet for 5 ¼ hours this week. If she practiced for the same amount of time each day, how many hours did she practice each day?

• 5 ¼ x 7

• 5 ¼ ÷ 7

• 5 ¼ x 24

• 7 ÷ 5 ¼

Multiple Choice

Solve. Use your white board to work out the problem.

PROBLEM #4: Brooklyn practiced playing her clarinet for 5 ¼ hours this week. If she practiced for the same amount of time each day, how many hours did she practice each day?

• ¾ hour

• ⅓ hour

• ⅔ hour

• ¼ hour

Multiple Choice

PROBLEM #5: Saanvi gave half of her candy bar to Cora. Cora gave ⅓ of her share to Benji. How much of the candy bar did Benji get?

• Multiply

• Divide

Multiple Choice

PROBLEM #5: Saanvi gave half of her candy bar to Cora. Cora gave ⅓ of her share to Benji. How much of the candy bar did Benji get?

• ⅓ ÷ ½

• ⅓ ÷ ½

• ½ x ⅓

• ⅓ - ½

Multiple Choice

Solve. Use your white board to work out the problem.

PROBLEM #5: Saanvi gave half of her candy bar to Cora. Cora gave ⅓ of her share to Benji. How much of the candy bar did Benji get?

• 1/5

• 2/5

• 1/6

• 2/6