To make yummy fruit punch, use 2 cups of grape juice for every 3 cups of apple juice. If you already...

To make yummy fruit punch, use 2 cups of grape juice for every 3 cups of

apple juice.

If you already have 12 cups of apple juice, how many cups of grape juice will you need to make fruit punch?

In this lesson you will learn to solve ratio problems by using

tables and multiplication.

You can use addition to fill out a ratio table.

Let’s Review

Example: 2 cups of grape juice for every 3 cups of apple juice

Cups of grape juice 2 4 6 8

Cups of apple juice 3 6 9 12

+3

+3

+2 +2+2

+3

Let’s ReviewA Common Mistake

Adding the same number to both rows

+9

+9

Cups of grape juice 2

Cups of apple juice 3

Cups of grape juice 2

Cups of apple juice 3 12

Cups of grape juice 2 11

Cups of apple juice 3 12

Let’s ReviewCore Lesson

Cups of grape juice 2 4 6 8

Cups of apple juice 3 6 9 12

x2

x2

x3

x3

x4

x4

Let’s ReviewCore Lesson

Cups of grape juice

Cups of apple juice

x4

x4

To make yummy fruit punch, use 2 cups of grape juice for every 3 cups of apple juice. If you already have 12 cups of apple juice, how many cups of grape juice will you need to make fruit punch?

Cups of grape juice 2

Cups of apple juice 3

Cups of grape juice 2

Cups of apple juice 3 12

Cups of grape juice 2 8

Cups of apple juice 3 12

Let’s ReviewCore Lesson

Cups of grape juice 2 4 6 8

Cups of apple juice 3 6 9 12x1.5

x1.5

x1.5

x1.5

Let’s ReviewCore Lesson

Cups of grape juice

Cups of apple juice

To make yummy fruit punch, use 2 cups of grape juice for every 3 cups of apple juice. If you already have 12 cups of apple juice, how many cups of grape juice will you need to make fruit punch?

Cups of grape juice 2

Cups of apple juice 3

Cups of grape juice 2

Cups of apple juice 3 12

Cups of grape juice 2 8

Cups of apple juice 3 12x1.5

x1.5

x1.5

x1.5

In this lesson you have learned to solve ratio problems by

using tables and multiplication.

Let’s ReviewGuided Practice

To make purple paint, mix 3 gallons of blue paint for every 4 gallons of red paint. How much red paint will you need if you use 24 gallons of blue paint? Use a table with multiplication to solve.

Let’s ReviewExtension Activities

Ms. Gutierrez bought 24 cans of soda priced at 6 cans for $2 and 16 bottles of water priced at 8 bottles for $3. What is the total amount of money that she spent?

Let’s ReviewExtension Activities

In lemonade, the ratio of lemon juice to water is 1 to 3. How many cups of lemon juice will you need if you want to make 24 total cups of lemonade?

Let’s ReviewExtension Activities

Grandma knits 3 striped sweaters for every 4 total sweaters that she knits. How many striped sweaters will she knit if she makes 24 sweaters total? Use a table with multiplication to solve.

Let’s ReviewQuick Quiz

Cereal costs $6 for 2 boxes. How many boxes of cereal could you buy for $30? Use a table with multiplication to solve.

In a college class, there are 3 girls for every 2 boys. If there are 40 boys in the class, how many girls are in the class? Use a table with multiplication to solve.