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Teacher Notes This PowerPoint presentation has been designed to support teachers to deliver a series of lessons on fractions. It specifically addresses the Australian Curriculum content descriptors for Mathematics: Number and Algebra – Fractions and decimals. For additional teaching resources, browse the Fractions, Decimals and Percentages collection on the Teach Starter website. Some specific resources to complement this PowerPoint include: Fractions Flip Book Fractions Worksheet Pack
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Symbols I do: my turn to talk. This is the explanation section of our lesson where you are required to listen. We do: this is where we discuss or work on the concepts together. You do: your turn to be involved. You may be working in a group or on an activity individually.
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Introduction to Fractions
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Fractions are equal parts of whole things.
What are Fractions? Fractions are equal parts of whole things. This is a whole circle. 1 part of the whole circle 1 part of the whole circle 1 part of the whole circle 1 part of the whole circle
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What are Fractions? They can also be parts of collections.
For example: - I had 6 pencils in my pencil case. - My friend asked me to share my pencils. - I grouped my pencils into two equal groups. - Half of 6 is 3.
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Gillian broke her cookie into quarters to share with her friends.
Fractions All Around Gillian broke her cookie into quarters to share with her friends.
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I have half a glass of milk left.
Fractions All Around I have half a glass of milk left.
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Fractions All Around Jamal played half a game of soccer.
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Brainstorming Fractions
In small groups, brainstorm other ways fractions are used in everyday life. Report your ideas back to the class.
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Creating Your Fractions Flip Book
As a class, put together your Fractions Flip Book. You will need:
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Halves When an object or collection is divided into two equal parts, each part is called a half.
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What do you see in the following pictures?
Examples of Halves What do you see in the following pictures?
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There is half a pizza left, or half of the pizza is gone.
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Half of the triangle is coloured pink.
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There is half a sandwich left, or half of the sandwich is gone.
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Quarters When an object is evenly divided into four parts, each part becomes a quarter. one quarter + = one quarter + one whole one quarter + one quarter
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3 boxes is three quarters
You can have one quarter, two quarters or three quarters of a whole object. Look at the boxes that are red in each cube. 1 box is one quarter 2 boxes is two quarters 3 boxes is three quarters
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What do you see in the following pictures?
Examples of Quarters What do you see in the following pictures?
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There is three quarters of the pizza left, or one quarter is gone.
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One quarter of the square is coloured yellow.
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There is one quarter of the cookie left, or three quarters is gone.
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One quarter of the apple has been cut off.
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Fractions Worksheet Pack
Complete pages in your Fractions Worksheet Pack.
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Thirds When an object or collection is divided into 3 equal parts, each part becomes a third. one third one third one third
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Thirds You can have one third or two thirds of a whole object.
Look at the sections that are green in each rectangle. 1 box is one third 2 boxes is two thirds
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What do you see in the following pictures?
Examples of Thirds What do you see in the following pictures?
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One third of the pizza is left, or two thirds of the pizza has been eaten.
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The jug has 100 ml of water in it. It is one third full.
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One third of the circle is coloured purple.
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One third of the donut is left, or two thirds have been eaten.
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Fifths When an object or collection is evenly divided into 5 equal parts, each part becomes a fifth.
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5 boxes is five fifths or one whole
You can have one fifth, two fifths, three fifths or four fifths of a whole object. Look at the sections that are yellow in each rectangle. 1 box is one fifth 2 boxes is two fifths 3 boxes is three fifths 4 boxes is four fifths 5 boxes is five fifths or one whole
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What do you see in the following pictures?
Examples of Fifths What do you see in the following pictures?
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One fifth of the pentagon is coloured orange.
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One fifth of the pizza is gone, or four fifths of the pizza is left.
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One fifth of the cookie is left, or four fifths of the cookie is gone.
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One fifth of the star is coloured yellow.
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Fractions Worksheet Pack
Complete pages 5-6 in your Fractions Worksheet Pack.
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Eighths When an object or collection is evenly divided into 8 parts, each part becomes an eighth.
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What do you see in the following pictures?
Examples of Eighths What do you see in the following pictures?
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One eighth of the sandwich is left, seven eighths of the sandwich is gone.
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One eighth of the chocolate bar is left, or seven eighths of the chocolate bar is gone.
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One eighth of the rectangle is coloured yellow.
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Fractions Worksheet Pack
Complete page 7 in your Fractions Worksheet Pack.
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