Math Review

Math Review

Multiple Choice

Which problem could be solved using the expression 10 x 5?

• Liana has 10 candy bars. She wants to share them equally between herself and four friends. How much of a candy bar should each friend get?

• Liana had 10 stickers. She gave 5 of them to her younger sister. How many stickers does Liana have now?

• Liana had $10. She earned $5 for washing her neighbor’s car. How much money does Liana have now?

• Liana drew 10 pentagons on her paper. A pentagon has 5 sides. How many total sides do Liana’s pentagons have?

What expression do we need to match?

Remember, the question was: "Which problem could be solved using the expression 10 x 5?"

Right! We need to match 10 x 5.

So let's figure out which story matches 10 x 5.

Remember we are matching 10 x 5

"Liana has 10 candy bars. She wants to share them equally between herself and four friends. How much of a candy bar should each friend get?"

Does it match?

Remember we are matching 10 x 5

"Liana had 10 stickers. She gave 5 of them to her younger sister. How many stickers does Liana have now?"

Does it match?

Remember we are matching 10 x 5

"Liana had $10. She earned $5 for washing her neighbor’s car. How much money does Liana have now?"

Does it match?

Remember we are matching 10 x 5

"Liana drew 10 pentagons on her paper. A pentagon has 5 sides. How many total sides do Liana’s pentagons have?"

Does it match?

Multiple Choice

So which problem could be solved using the expression 10 x 5?

• Liana has 10 candy bars. She wants to share them equally between herself and four friends. How much of a candy bar should each friend get?

• Liana had 10 stickers. She gave 5 of them to her younger sister. How many stickers does Liana have now?

• Liana had $10. She earned $5 for washing her neighbor’s car. How much money does Liana have now?

• Liana drew 10 pentagons on her paper. A pentagon has 5 sides. How many total sides do Liana’s pentagons have?

Multiple Choice

Ms. Boger wants to rearrange the chairs in the media center.

There are 30 chairs in the media center.

She wants 3 equal rows of chairs.

How many chairs will Ms. Boger put in each row?

• 9

• 10

• 27

• 33

Do I know the total? What is it?

Ms. Boger wants to rearrange the chairs in the media center.

There are 30 chairs in the media center.

She wants 3 equal rows of chairs.

How many chairs will Ms. Boger put in each row?

Right! The total is 30! Do I need equal groups?

Ms. Boger wants to rearrange the chairs in the media center.

There are 30 chairs in the media center.

She wants 3 equal rows of chairs.

How many chairs will Ms. Boger put in each row?

Yes! It says that she wants equal rows of chairs.

Ms. Boger wants to rearrange the chairs in the media center.

There are 30 chairs in the media center.

She wants 3 equal rows of chairs.

How many chairs will Ms. Boger put in each row?

Multiple Choice

So, what's our correct answer?

Ms. Boger wants to rearrange the chairs in the media center.

There are 30 chairs in the media center.

She wants 3 equal rows of chairs.

How many chairs will Ms. Boger put in each row?

• 9

• 10

• 27

• 33

Multiple Choice

Busola bought 6 candy bars at the grocery store. Every candy bar has 8 pieces. How many pieces did Busola buy?

• 2

• 14

• 40

• 48

Do I know the total? What is it?

Busola bought 6 candy bars at the grocery store. Every candy bar has 8 pieces. How many pieces did Busola buy?

No, I don't know the total, just the groups. Are all my groups the same?

Busola bought 6 candy bars at the grocery store. Every candy bar has 8 pieces. How many pieces did Busola buy?

Yes! They are!

Busola bought 6 candy bars at the grocery store. Every candy bar has 8 pieces. How many pieces did Busola buy?

Multiple Choice

So what's the correct answer?

Busola bought 6 candy bars at the grocery store. Every candy bar has 8 pieces. How many pieces did Busola buy?

• 2

• 14

• 40

• 48