Introduction Ratios

What are the three different ways you can write a ratio?

• Fraction, comma, words

• Fraction, colon, words

• Colon, words, pictures

• Picture, fraction, comma

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CCSS.6.RP.A.1

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Andrew has 2 cats and 9 fish. He writes the ratio 2:11. What type of ratio did he write?

• Part-to-part

• Unit rate

• Part-to-whole

• Whole-to-part

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CCSS.6.RP.A.1

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A ratio is...

• the difference between two numbers.

• a comparison of two numbers by division.

• a comparison of two numbers by multiplication.

• the sum of two numbers.

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CCSS.6.RP.A.1

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Beth went to a petting zoo with 23 animals. 9 were goats, 6 were sheep, and the rest were dogs. What is the ratio of dogs to goats?

• 9 to 6

• 8 to 9

• 9 to 23

• 6 to 9

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CCSS.6.RP.A.1

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What word can be used when writing a ratio?

• a

• be

• to

• and

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CCSS.6.RP.A.1

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Write the ratio as a fraction in simplest form.
15 girls to 6 boys    

• 5 to 2

• 5/3

• 3 to 5

• 5/2

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CCSS.6.RP.A.1

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Simplify the ratio of
35 : 14

• 5 : 2

• 2 : 5

• 3 : 1

• 35: 14

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CCSS.6.RP.A.1

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If you have 3 pennies, 4 nickels, and 5 dimes which represents the following ratio: nickels to total number of coins?

• 4:5

• 3:12

• 4:12

• 5:12

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CCSS.6.RP.A.1

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Jenny has 3 guitars. Steve has 4 guitars. If the ratio of guitars is 4:3, who is first in the ratio?

• Jenny

• Steve

• It doesn't matter

• Les Paul

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CCSS.6.RP.A.1

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What type of ratio does the scenario represent?
What is the ratio of pumpkins to broccoli?

• Part to Part 5:2

• Part to Part 2:5

• Part to Whole  2:7

• Part to Whole 5:7

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CCSS.6.RP.A.1

CCSS.6.RP.A.2