fractions revised for slideboom

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Slide 1

by Amanda K. Bevis frac tions A lesson for beginning level learners. IDT 7060

Slide 2

Define a fraction. This lesson will: Identify the parts of a fraction. Show how to read and write fractions. Provide practice in determining and writing fractions. Exit

Slide 3

What is a fraction? A fraction is part of an entire object. A small part or item forming a piece of a whole. Exit whole part

Slide 4

A fraction consists of numerator – the number of parts talked about. denominator – the number of total parts. numerator denominator A fraction is written as: Exit

Slide 5

Write a fraction describing the number of red stars. Exit

Slide 6

Write a fraction to describe the number of yellow circles. Exercise 1 Exit

Slide 7

4 9 Answer: Exit

Slide 8

Write a fraction to describe the number of green squares. Exercise 2 Exit

Slide 9

5 12 Answer: Exit

Slide 10

Reading a fraction This fraction can be read as: two - thirds two over three two divided by three Look at the following fraction: 23 Exit

Slide 11

How would you divide a pizza so that you and three of your friends have one piece each? I would divide the pizza into _______ pieces. Exit

Slide 12

There are a total of four people that would like a piece of pizza. The pizza needs to be cut into 4 pieces for you and your three friends to have one piece each. Exit

Slide 13

Now that you have divided the pizza among your friends, let’s decide what fraction of the pizza you have. Your piece How many pieces do you have? How many total pieces are there? Exit You have ¼ of the pizza.

Slide 14

Review A fraction is part of an entire object. The numerator (top number) describes the number of parts talked about. A fraction is read as one-third (1/3) or five-twelfths (5/12). The denominator (bottom number) describes the total number of parts. Exit (4 items)

Slide 15

Definition of a fraction: http://www.wordreference.com/definition/fraction http://www.321know.com/fra16_x2.htm#section4 References End of Lesson

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