Exploring Equivalent Ratios and Ratio Tables

If you buy 40 songs, how many free songs do you get?

• 40

• 18

• 24

• 30

Tags

CCSS.3.OA.A.3

What is the goal number of free songs in the problem?

• 24

• 18

• 6

• 10

Tags

CCSS.2.OA.A.1

What are the two types of songs being compared in the ratio table?

• Purchased and free

• Downloaded and streamed

• Free and downloaded

• Purchased and downloaded

What is the initial ratio of purchased songs to free songs?

• 10:6

• 40:24

• 18:24

• 24:40

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Which factor is used to simplify the ratio 24:18?

• 2

• 3

• 6

• 4

What is the simplified ratio of 24 free songs?

• 18

• 10

• 6

• 24

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

How do you get from 6 to 18 in the ratio table?

• Divide by 2

• Add 12

• Subtract 6

• Multiply by 3

Tags

CCSS.6.RP.A.3B

What is the final number of purchased songs needed to get 18 free songs?

• 30

• 24

• 18

• 10

Tags

CCSS.2.OA.A.1

What should you do if you can't easily multiply or divide to get the desired ratio?

• Use a calculator

• Guess

• Find common factors

• Give up

Tags

CCSS.6.RP.A.3A

What is the general advice given for managing numbers in ratio problems?

• Stick to one method

• Always use a calculator

• Avoid using ratio tables

• Play with the numbers until you get something that works