G6 L10-3 Compare Rates

Lesson 10-3

Compare Rates

LESSON OBJECTIVE

Compare rates to solve problems. 

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REVIEW

What is a UNIT RATE?

How can you find a unit rate?

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How do unit rates help us in real life?

WHAT IS A UNIT RATE?

HOW CAN YOU FIND A UNIT RATE?

• A UNIT RATE is a special rate that compares a quantity to one unit of another quantity. It is a rate with a denominator of 1 unit.

• To write a rate as a unit rate, DIVIDE the numerator and denominator of the rate BY THE DENOMINATOR.

Poll

Which is your favorite pizza restaurant?

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Which is the better value?

Explain your choice!

How to compare rates?

• 1- Write each rate as a fraction.

• 2- Find each unit rate.

• 3- Compare both unit rates.

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PRACTICE

Compare the rates to find which is greater.

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Let's solve the book's practices!

Pages 489-490

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Page 489 Q1

How does finding unit rates allow you to compare two rates?

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Page 489 Q2

Car A drives 115 miles on 5 gallons of gas.

Car B drives 126 miles on 6 gallons of gas.

How can you find which car gets better gas mileage?

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Page 489 Q3

Hakim’s car travels 600 feet in 20 seconds.

Andre’s motorcycle travels 300 feet in 12 seconds.

Which is faster, the car or the motorcycle?

Show how you know.

a- Find the unit rates.

b- Compare the unit rates.

Poll

How well do you understand the lesson?

• 😞 I don't get it!

  I don't understand at all & I am very confused!

• 🤔 I kind of get it!

  I am still a little confused!

  I need some help!

• 😉 I mostly get it!

  I need some more PRACTICE!

• 😍 I got it!

  I understand everything and I can explain it to others!