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Introduction To Ratios
Equivalent Ratios
Find The Value
Multiplication/Division Facts
Double Number Lines
100

Pick any ratio and write it all three ways.

?:?

?/?

? to ?

100

How do you find equivalent ratios?

Write an example of this process with the ratio 1:2.

Multiply the ratio on both sides by the same number.

1. 1:2

2. Multiply both sides by the same number (2,3,4,5,6)

3. 2:4, 3:6, 4:8, 5:10, 6:12

100

What would the value of two equivalent ratios be?

The same.

100

12*9

108

100

Draw a blank double number line making sure to include where the labels/units would go.

(Label)----------------------->

(Label)----------------------->  

200

What is the symbol : called?

What is the symbol / called?

Colon

Fraction Bar

200

Find two equivalent ratios for 5:3.

Example Answers

10:6

15:9

20:12

25:15

30:18

200

15:60

 1:4

200

132/12

11
200

What ratio is the starting point for every double number line diagram?

0:0

300

Write the ratio that represents number of students on your team to teachers.

?:2

300

Find two equivalent ratios for 10:2.

Example Answers

5:1

20:4

30:6

40:8

50:10

60:12

70:14

300

72:36

2:1

300

3,245*2

6,490

300

What would be the next ratio on this diagram-

(Miles )0---3----6------9----------->

(Hours)0---5---10-----15----------->  

12:20

400

If Sha'carri Richardson ran 100 meters in 11 seconds, what is a ratio that represents this relationship.

100:11

400

Write an equivalent ratio table with 3 rows for 2:9.

|2 |9 |

|4 |18|

|6 |27|

400

72:5

72:5

400

6580/5

1316

400

Write a situation that is represented by this double number line diagram.

(Questions)0----------5-------10------>

(Points     )0----------15------30----->  

Answers will vary.

500

Write both part to part ratios, a whole to part ratio, and a part to whole ratio using the following scenario-

There are 25 students in a class and 2 teachers. 

The answer MUST label which is which.

Part:Part

25:2, 2:25

Part:Whole

25:27, 2:27

Whole:Part

27:25, 27:2

500

Write an equivalent ratio table with 4 rows for 11:12.

| 11 | 12 |

| 22 | 24 |

| 33 | 36 |

| 44 | 48 |

500

132:108

11:9

500

567/6

Write the answer with the remainder in BOTH forms.

94 r3 

94 3/6

500

Bob is headed to the store to get ice cream for his family. He knows that two ice cream sandwiches costs $8.  If his family has 7 people in it how much will the ice cream cost? 

Show your answer using a double number line diagram.

(Ice Cream)0-----2-----4------6--------|------8---->

                                                       7

(Dollars     )0-----8----16-----24-|-|-|-|-|-|-|-32-->

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