Powerpoint for fractions when introducing addition, subtraction, multiplication and division. eally useful if you are absent and a sub is in the room.

1. FRACTION ACTION
Review notes for learning fractions

2. FRACTION ACTION

3. FRACTION ACTION
1
2
2
1
1
Webster’s dictionary defines Fraction
As a numerical representation
indicating the quotient of two numbers.
2/5 – 3/5
numbers
3/5 – blue
2/5 - red

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Relationships
2
_
4

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0
2
4
6
8
10
12
14
16
18
Category 1
Column1
Series 2
Series 1

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1st Qtr
2nd Qtr
3rd Qtr
4th Qtr
1
2
1) ½
2) 1/8
3) 1/8
4) 1/4
4
3

7. FRACTION ACTION
Multiply Divide Add Subtract RULES
numerator and denominator same or different
division invert simplify multiply
the denominator must be the same
the denominator must be the same

8. FRACTION ACTION
1) 2/5 x 3/4 =
2) 3 / 4 ÷ 9 / 6 =
3) 2 / 3 + 1 / 9 =
4) 4 / 8 - 1 / 8 =

9. FRACTION ACTION
1) 2/5 x 3/4 = 6 /20
2) 3/4 ÷ 9/6 = 3/4 x 6/9
= ½ x 3/3 = 3 / 6
3) 2 / 3 + 1 / 9
= 2/3 x 3/3 = 6/9 + 1/9 = 7 / 9
4) 4 / 8 - 1 / 8 = 3 / 8

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 References
 - Fraction (1999) In Websters New Explorer
dictionary (10th ed.). Springfield, MA:
Merriam – Webster, Inc.
 (e.g. PowerPoint slides) Microsoft Office
2007.

11. FRACTION ACTION
I'll see you
again,in the
classroom