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Welcome to Mathematics and Fractions. Click to start. Click the pizza to find out. What are Fractions ?. Fractions are parts of whole things like: An orange A pizza A watermelon A circle A square or A hamburger. Fractions can also be a part of a group of things such as: Marbles - PowerPoint PPT Presentation
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Welcome to
Mathematicsand
Fractions
Click to start
What are Fractions ?Click the pizza to find out
Fractions are parts of whole things like: An orange
A pizza
A watermelon
A circle A square or
A hamburger
Fractions can also be a part of a group of things such as:
Marbles
Cars
Dolls
Money
Pencils
Fractions Lesson 1- Half = (½)
Some fractions are:
Halves - (½)
Quarters - (¼) - picture
Eighths – (1/8)
What is a half of something?
I made a pizza for two people.
Who can tell me what fraction of the pizza each person will get?
Answer Each person will have half of the pizza
Or
2 Equal parts
Folding paper circles in half
Folding squares in half
ACTIVITY 1
Worksheet 1- Halves
Half (½) of a Group
Worksheet 2
Fractions Lesson 2 – Quarters (¼)
What is a quarter – ¼
A quarter is sharing or dividing something into four equal parts
I made a pizza. It has to be shared between my dad, my mum, my sister and myself.
Who can tell me what fraction of the pizza will each person get?
Answer
A quarter (¼)
Folding Paper circles in quarters
Folding Paper squares in quarters
ACTIVITY: 1
Sharing a chocolate bar between 4 people.
I have one chocolate bar and I want to share it with3 of my friends. What fraction of the bar will each person receive?
ACTIVITY 2:
Answer
Me Friend 1 Friend 2 Friend 3
Worksheet 1
Worksheet 2
Quarter (¼) of a Group
Fractions
Lesson 3 – Eights (1/8)
If I cut an in half Then I cut those 2 halves in half to make quarters.
Next I cut each of those 4 quarters in half
What would I have? How many pieces of orange would I have?
Answer: Eight Eighths or 8/8
What other things can be cut into eight pieces?
What sort of things can be groups of eight?
Answers
Teams Flower petals Hands of bananas Slices of pizza Puppies Slices of fruit Toys – marbles, cars, Barbie dolls and teddies.
Children in a family
Let’s play the
M & M Game
M & M Worksheet ACTIVITY 1
◦ Worksheet
Websites for Interactive Fraction Games for Class computers
`Pizza game interactive game http://www.factmonster.com/math/knowledgebox/player.html?movie=sfw42848
Hooda Math Games http://hoodamath.com/games/fraction.php
Website _ Interactive fraction games http://www.fractionmonkeys.co.uk/ http://www.kidsolr.com/math/fractions.html http://www.primaryresources.co.uk/maths/mathsB6.htm http://www.sheppardsoftware.com/mathgames/fractions/memory_fractions1.ht
m Fraction game/s 5/5/2012 http://www.softschools.com/math/fractions/games/matching_fractions_game/ http://www.softschools.com/math/fractions/teaching_fractions/printfraction_sha
pes1.html
http://www.softschools.com/math/fractions/teaching_fractions/printfraction_write1.html