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

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?

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

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

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

What is the ratio of red circles to blue stars?

• 3:4

• 7/4

• 11/4

• 4 to 7

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

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.

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

• 4/10

• 4/6

• 6/4

• 10/4