Introductions to Ratios 10/14

Introduction to Ratios

Drag and Drop

​ A ratio is a ​ ​

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between two quantities.

A ratio can be expressed in ​

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ways: with a colon (:), with the word “to”

and as a ​

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fraction.​

Drag these tiles and drop them in the correct blank above

comparison

3

simplified

connection

7

complicated

Drag and Drop

​ What is the ratio of penguins to pandas?

​

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: ​

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, ​

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to

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​, ​

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Drag these tiles and drop them in the correct blank above

5

4

9

6

1, 2

3, 7

10, 1

Match

Look at the image, you may also look at your worksheet, find the ratios for the following:

• Apples to Pears

• Pears to Bananas

• Bananas to Fruit

• Bananas : Apples

• Pear : Fruit

5:6

6:3

3:14

3:5

6:14

• 5:6

• 6:3

• 3:14

• 3:5

• 6:14

Multiple Choice

There are 400 7th grade students at Benjamin Franklin

Junior High School, and 500 8th grade students.

What is the ratio of 7th grade students to 8th grade students?

• 500/400

• 300/200

• 400/500

• 200/300

Multiple Choice

There are 400 7th grade students at Benjamin Franklin

Junior High School, and 500 8th grade students.

What is the ratio of 8th grade students to all students?

• 500/400

• 300/200

• 500/900

• 200/300

Multiple Choice

A bag of marbles contains 6 red marbles, 4 green

marbles, 2 white marbles, and 4 blue marbles.

What is the ratio of white to red marbles?

• 1:4

• 4:6

• 2:6

• 1:3

Multiple Choice

A bag of marbles contains 6 red marbles, 4 green

marbles, 2 white marbles, and 4 blue marbles.

What is the ratio of blue to green marbles?

• 4:4

• 6:4

• 2:4

• 2:6

Draw

Draw circles and triangles in the ratio of 6:7

Draw

Draw hearts and squares in the ratio 4:9

Way to go! You completed introductions to ratios!