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A fraction can be built from unit fractions

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Fractions · Explore fraction language and a unit-fraction puzzle · 3:39

You'll learn: Explore a sum without teaching a general decomposition algorithm

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A fraction can be built from unit fractions

3:39

Playing

A fraction can be built from unit fractions

You'll learn: Explore a sum without teaching a general decomposition algorithm

Now playing

Same topic

Explore fraction language and a unit-fraction puzzle

1

Different words can name the same fraction
3:25
Different words can name the same fraction
You'll learn: Connect familiar fraction words to quantities and notation

Next topic

Playing with Constructions

14

Try the Artwork Freehand, Then Plan With Tools
3:34
Try the Artwork Freehand, Then Plan With Tools
You'll learn: Try the Artwork Freehand, Then Plan With Tools
All Points Four Centimetres From One Point
3:35
All Points Four Centimetres From One Point
You'll learn: All Points Four Centimetres From One Point
Set a Radius and Draw a Circle Without Changing It
3:45
Set a Radius and Draw a Circle Without Changing It
You'll learn: Set a Radius and Draw a Circle Without Changing It
Construct A Person From Straight Parts and Arcs
3:49
Construct A Person From Straight Parts and Arcs
You'll learn: Construct A Person From Straight Parts and Arcs
Make a Wavy Wave From Two Semicircles
3:31
Make a Wavy Wave From Two Semicircles
You'll learn: Make a Wavy Wave From Two Semicircles
Change the Wave Length and Make Shallower Matching Arcs
3:42
Change the Wave Length and Make Shallower Matching Arcs
You'll learn: Change the Wave Length and Make Shallower Matching Arcs
Construct Matching Eyes With Supporting Guides
3:47
Construct Matching Eyes With Supporting Guides
You'll learn: Construct Matching Eyes With Supporting Guides
Recognise the Properties and Name the Corners in Order
3:38
Recognise the Properties and Name the Corners in Order
You'll learn: Recognise the Properties and Name the Corners in Order
Turning a Square Does Not Change Its Shape
3:32
Turning a Square Does Not Change Its Shape
You'll learn: Turning a Square Does Not Change Its Shape
Place Four Squares Around a Rectangle
3:37
Place Four Squares Around a Rectangle
You'll learn: Place Four Squares Around a Rectangle
Which Dot-Grid Figures Are Really Squares?
3:48
Which Dot-Grid Figures Are Really Squares?
You'll learn: Which Dot-Grid Figures Are Really Squares?
Construct a Square With Side Six Centimetres
3:37
Construct a Square With Side Six Centimetres
You'll learn: Construct a Square With Side Six Centimetres
Construct and Check Two Rectangles
3:52
Construct and Check Two Rectangles
You'll learn: Construct and Check Two Rectangles
Can Four Right Angles Have Unequal Opposite Sides?
3:56
Can Four Right Angles Have Unequal Opposite Sides?
You'll learn: Can Four Right Angles Have Unequal Opposite Sides?