# Fractions Grade 5 - PowerPoint PPT Presentation

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### Fractions Grade 5 Lesson Objectives 6.B.1.c Identify the greatest common factor 6.A.1.c Identify and determine equivalent forms of proper fractions 3.A.1.a Use ... – PowerPoint PPT presentation

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1
2
Lesson Objectives
• 6.B.1.c Identify the greatest common factor
• 6.A.1.c Identify and determine equivalent forms
of proper fractions
• 3.A.1.a Use technology tools, including software
and hardware, from a range of teacher-selected
options to learn a new content or reinforce skills

3
Unitedstreaming Video Clip
• There is a great video clip that can be used with
this lesson. To use it
• www.unitedstreaming.com
• Do a search for this Movie
• Zany World of Basic Math, The, Module 7 Fraction
Basics . Standard Deviants
• Then choose this clip
• parts of a fraction

4
What is a Fraction?
Zany World of Basic Math, The, Module 7 Fraction
Basics . Standard Deviants. 2001.unitedstreaming.
19 June 2007 lthttp//www.unitedstreaming.com/gt
5
Factors
• Numbers that divide
• evenly into another.
• Factors of 24 are
• 1, 2, 3, 4, 6, 8, 12, and 24.
• 1 x 24 2 x 12 3 x 8, 4 x 6

6
Greatest Common Factor
• The greatest common factor is the largest
factor between two numbers.

12 1, 2, 3, 4, 6, 12
18 1, 2, 3, 6, 9, 18
7
What is the Greatest Common Factor?
6 1, 2, 3, 6
18 1, 2, 3, 6, 9, 15
8
Unitedstreaming Video Clip
• There is a great video clip that can be used with
this lesson. To use it
• www.unitedstreaming.com
• Do a search for this Movie
• Zany World of Basic Math, The, Module 7 Fraction
Basics . Standard Deviants
• Then choose this clip
• reducing fractions

9
Simplify Fractions
Zany World of Basic Math, The, Module 7 Fraction
Basics . Standard Deviants. 2001.unitedstreaming.
19 June 2007 lthttp//www.unitedstreaming.com/gt
10
How to Find the Simplest Form of a Fraction
• Find the greatest common factor of the
numerator and the denominator and divide both the
numerator and the denominator by that number.

12
2
6

18
3
6
11
Simplify or Reduce This Fraction
9
3
3

21
7
3
12
Simplify or Reduce This Fraction
14
2
7

35
5
7
13
Simplify or Reduce This Fraction
3
1
3

12
4
3
14
Simplify or Reduce This Fraction
9
3
3

24
8
3
15
Simplify or Reduce This Fraction
4
1
4

28
7
4
16
Simplify or Reduce This Fraction
15
3
5

20
4
5
17
Simplify or Reduce This Fraction
9
3
3

12
4
3
18
Exit ticket
• On a half sheet of paper, simplify the following
fractions. Show all of your work.
• 8
• 24
• 12
• 36