Ratios
Writing Ratios
Representing Ratios
Equivalent Ratios
Ratio Facts
Vocabulary
100

There are 10 white marbles and 3 blue marbles. What is the ratio of white to blue marbles?

10:3

100

For every 9 token Lisa has, Toby has 13. Write a ratio of the number of tokens Lisa has to the number of tokens Toby has

9:13

9 to 13

9/13

100

Pet Smart has 3 turtles for every 5 snakes.

Draw a tape diagram to represent the ratio of turtles to snakes.

turtle -ooo

snakes -ooooo

100

What is the missing term that will make the ratios equivalent? 2 : 4 = ____ : 32

16

100

Fill in the blank:

A ratio is a _____________ of two quantities.

Comparison

100

a comparison of two quantities

Ratio

200

There are 27 white marbles and 13 blue marbles. What is the ratio of white to all marbles?

27:40

200

A recipe of lemonade calls for 2 lemons and 5 cups of water. Write a ratio describing the cups of water to number of lemons.

5:2

5 to 2

5/2

200

For every 2 baskets of apples, there are 5 basket of peaches. If there are 15 baskets of peaches, how many baskets of apples are there? Draw a tape diagram to represent this situation. 

6:15

6 baskets of apples 

(3)(3)

(3)(3)(3)(3)(3)

200

Write 2 equivalent ratios to 1/2.

2:4

3:6

4:8

etc.

200

List the three ways to write a ratio.

colon, to, fraction

200

equal in value, amount, function, meaning, etc.

equivalent

300

There are 2 red blocks, 3 orange blocks, and 4 black blocks. What is the ratio of all to black blocks?

9:4

300

There are 43 6th grade boys and 52 6th grade girls. Write a ratio describing the total number of students in 6th grade to 6th grade girls.

95 : 52

95 to 52

95/52

300

I am a world class pizza chef. Every 30 minutes I can make 7 pizzas. How many can I make in 2 and a half hours?

35 pizzas

300

Write 2 equivalent ratios to 1 / 3.

2:6

3:9

4:12

300

How to determine if two ratios are equivalent?

Simplify both ratios. If they have the same value, they are equivalent.

OR

Scale factor. If they have the same scale factor (multiply or divide by same number for both quantities of ratio), they are equivalent

300

A number that divides the given number evenly or exactly, leaving no remainder OR

A number multiplied to create a product 

Factor

400

There are 2 red blocks, 3 orange blocks, and 4 black blocks. What is the ratio of red and orange blocks to black blocks?

5:4

400

There are 5 squares and 2 circles on a math mural. How many times as many squares are there circles?

5/2

2 1/2


400

If it takes 8 cups of flour for every 2 tsp of baking soda to bake a cake, how many cups of baking soda would I need for 4 cups of flour? Create a labeled double number line to represent the situation.

0__|__|___|___|___|___ Flour

     4    8   16   24   32

0_|__|___|__|___|___Baking soda

   1   2   4     6     8

400

What is the missing term that will make the ratios equivalent? 

10 / 13 = ____ / 52

40

400

Are the two ratios equivalent? 56:8   and  14 :2

Use a table to show your thinking.

Yes

400

An operation that puts together equal groups

Multiplication

500

TRUE or FALSE: You can always make equivalent ratios by adding or subtracting the same number on both parts of a ratio. 

False

500

There are 15 hats, 2 scarves, and 3 coats in Ms. Murray closet. 

Write the ratio of the number of hats and coats to the total number of all items in the closet.

18: 20

18 to 20

18/20

500

For every 7 donuts there are 3 brownies at a bakery. Graph it !

Graph will vary

500

Write 2 equivalent ratios to 8/ 9.

16/18

24/27

32/36

etc.

500

Are the two ratios equivalent? 18:4   and 14 : 3

NO

500

A value that does not change

Constant

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