Ratios

What is a Ratio?

• A Denominator

• A comparison of two quantities

• A Mixed Number

• Order of Operations

• 

How many ways can you write a ratio?

• 1

• 2

• 3

• 4

• 

What is the ratio of bananas to apples?

• 2 : 14

• 2 to 7

• 5 : 7

• 7 to 2

• 

What is the ratio of birds to All Animals?

• 18 to 8

• 3 to 18

• 11 : 18

• 7 : 3

• 3 : 25

Write the ratio of TUBAS to FLUTES in three ways!

 TAPE DIAGRAM:

The ratio of red pens to blue pens in a package is 2:5. If there are 40 blue pens in the package, how many red pens are in the package?

TAPE DIAGRAM:

The ratio of the number of CARS to SUVs in a parking lot is 5:2. There are 70 total Vehicles in the parking lot. How many SUVs are there?

What is the ratio of blue triangles to red squares?

• 4 : 3

• 3 : 4

• 4 : 7

What is the ratio of squares to triangles?

• 6 : 3

• 3 : 9

• 3 : 6

Charles has 7 baseball cards, and Tracy has 10 baseball cards. What is the ratio of Charles's cards to Tracy's cards?

• 7:10

• 10:7

• 10:17