This presentation is the property of its rightful owner.
1 / 20

Splash Screen PowerPoint PPT Presentation

Splash Screen. Five-Minute Check (over Chapter 5) Main Idea and Vocabulary Example 1:Write a Ratio in Simplest Form Example 2:Use Ratios to Compare Parts to a Whole Example 3:Find a Unit Rate. Lesson Menu. Express ratios and rates in fraction form. ratio. rate unit rate.

Splash Screen

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.

- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -

Splash Screen

Five-Minute Check (over Chapter 5)

Main Idea and Vocabulary

Example 1:Write a Ratio in Simplest Form

Example 2:Use Ratios to Compare Parts to a Whole

Example 3:Find a Unit Rate

• Express ratios and rates in fraction form.

• ratio

• rate

• unit rate

Interactive Lab: Ratios

Main Idea/Vocabulary

÷2

scootersunicycles

The GCF of 4 and 10 is 2.

÷2

Answer: The ratio of scooters to unicycles is ,

2 to 5, or 2:5. This means that for every 2 scooters, there are 5 unicycles.

Write a Ratio in Simplest Form

RECREATIONWrite the ratio in simplest form that compares the number of scooters to the number of unicycles. Then explain its meaning.

Example 1

A

B

C

D

A.

B.

C.

D.

FRUITWrite the ratio in simplest form that compares the number of oranges to the number of apples.

Example 1

Use Ratios to Compare Parts to a Whole

BOOKSSeveral students were asked to name their favorite kind of book. Write the ratio that compares the number of students who chose fantasy books to the total number of students who responded.

Five students preferred fantasy out of a total of 7 + 9 + 4 + 5 or 25 responses.

Example 2

fantasy responsestotal responses

÷5

The GCF of 5 and 25 is 5.

÷5

Answer: The ratio of the number of students who chose

fantasy to the total number of responses is ,

1 to 5, or 1:5. Analyzing the ratio tells us

that one out of every 5 students preferred

fantasy books.

Use Ratios to Compare Parts to a Whole

Example 2

A

B

C

D

A.

B.

C.

D.

SPORTS Students have the balls listed in the table available to use during recess. What is the ratio of basketballs to the total number of balls?

Example 2

÷16

÷16

Find a Unit Rate

FOODFind the cost per ounce of a 16-ounce jar of salsa that costs \$2.88.

Write the rate that compares the cost to the number of ounces. Then divide to find the unit rate.

Answer: So, the cost per ounce of the salsa is \$0.18.

Example 3

A

B

C

D

A.

B.

C.

D.

TEMPERATUREThe outside temperature rises 32 degrees in four hours. Find the temperature increase for one hour.

Example 3

End of the Lesson

End of the Lesson

Five-Minute Check (over Chapter 5)

Image Bank

Math Tools

Ratios and Tangrams

Ratios

Resources

A

B

C

D

Find . Write in simplest form.

A.

B.

C.

D.

(over Chapter 5)

Five Minute Check 1

A

B

C

D

Find . Write in simplest form.

A.

B.

C.

D.

(over Chapter 5)

Five Minute Check 2

A

B

C

D

Find . Write in simplest form.

A.

B.

C.

D.

(over Chapter 5)

Five Minute Check 3

A

B

C

D

Find . Write in simplest form.

A.

B.

C.

D.

(over Chapter 5)

Five Minute Check 4

A

B

C

D

Find . Write in simplest form.

A.

B.

C.

D.

(over Chapter 5)

Five Minute Check 5

A

B

C

D

Find . Write in simplest form.

A.

B.

C.

D.

(over Chapter 5)

Five Minute Check 6

A

B

C

D

A square parking lot has sides feet long. There is one exit that is 10 feet wide. If someone wanted to fence in the entire parking lot, except for the exit, how long would the fence need to be, in feet?

A.ftB.99 ft

C.119 ftD.129 ft

(over Chapter 5)