Total and Part Math Ratio

Write the ratio of pyramids to prisms three different ways:

• ; 2, 1 - 2

• in 2, < 2, {2}

• /2, :2, to 2

• :3, /3, to 3

Of the 100 6th graders surveyed, 72 prefer math class and 18 prefer science. The ratio of those that prefer math to another subject is 72:18

• True

• False

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Of the 250 students surveyed, 142 prefer in class learning, while 97 prefer online learning. What is the ratio of those that prefer online learning to in class learning?

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Mrs. Markert planted 15 daffodils and 14 day-lilies in her garden. What is the ratio of daffodils to day-lilies?

• 15 to 29

• 14 to 29

• 15 to 14

• 14 to 15

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Which ratio correctly describes the picture?

• The ratio of legs to heads is 4 : 1

• For every 2 tails there are 4 legs

• The ratio of legs to eyes is 4 to 1

• The ratio of legs to teeth is 8 to 4

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What is a Ratio?

• Is a comparison of two quantities 

• A rate with a denominator of one

• It is when the only factor the numerator and denominator share is a one 

• Two decimals that can be multiplied

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What is the ratio of red circles to blue stars?

• 3:4

• 7/4

• 11/4

• 4 to 7

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The math team has 12 boys, 10 girls, and one coach. What is the ratio of coaches to students?

• 22 to 1

• 1/10

• 1 to 22

• 1:12

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Which is NOT a way to represent a ratio?

• As a fraction

• Using the word "to"

• With a colon (:)

• None.  All of these are ways to write a ratio.

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There are 4 birds and 6 snakes. What is the ratio of birds to total animals?

• 4/10

• 4/6

• 6/4

• 10/4

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