multiplying and dividing fractions reporting categories: computation and algebraic relationships...
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![Page 1: Multiplying and Dividing Fractions Reporting Categories: Computation and Algebraic Relationships ELPS: Learning 1A TEKS 5.3JL, 5.1A](https://reader036.vdocuments.net/reader036/viewer/2022062407/56649e0f5503460f94af9b67/html5/thumbnails/1.jpg)
Multiplying and Dividing FractionsReporting Categories: Computation and Algebraic Relationships
ELPS: Learning 1A
TEKS 5.3JL, 5.1A
![Page 2: Multiplying and Dividing Fractions Reporting Categories: Computation and Algebraic Relationships ELPS: Learning 1A TEKS 5.3JL, 5.1A](https://reader036.vdocuments.net/reader036/viewer/2022062407/56649e0f5503460f94af9b67/html5/thumbnails/2.jpg)
KWL
What I Know
K
What I Want to Know
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What I Learned
L
![Page 3: Multiplying and Dividing Fractions Reporting Categories: Computation and Algebraic Relationships ELPS: Learning 1A TEKS 5.3JL, 5.1A](https://reader036.vdocuments.net/reader036/viewer/2022062407/56649e0f5503460f94af9b67/html5/thumbnails/3.jpg)
Review: Multiplying Fraction
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Review: Multiplying Fraction
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Review: Multiplying Fraction
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Review: Multiplying Fraction
![Page 7: Multiplying and Dividing Fractions Reporting Categories: Computation and Algebraic Relationships ELPS: Learning 1A TEKS 5.3JL, 5.1A](https://reader036.vdocuments.net/reader036/viewer/2022062407/56649e0f5503460f94af9b67/html5/thumbnails/7.jpg)
Dividing FractionsJust like multiplying but with a flip.
![Page 8: Multiplying and Dividing Fractions Reporting Categories: Computation and Algebraic Relationships ELPS: Learning 1A TEKS 5.3JL, 5.1A](https://reader036.vdocuments.net/reader036/viewer/2022062407/56649e0f5503460f94af9b67/html5/thumbnails/8.jpg)
Dividing Fractions
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Dividing Fractions
First thing is to rewrite the math problem into a multiplication problem.
By first, writing the first fraction.
56
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Dividing Fractions
Now we add the multiplication symbol.
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Dividing Fractions
This next part is a little tricky, we need to flip the second fraction.
This is called the reciprocal.
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Dividing Fractions
Now we can solve the original division problem in the form of a Multiplication problem by getting the reciprocal of the second fraction.
56
47
2042
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Lowest Terms for the Final Answer
Now we need to find the highest common divisor
56
47
2042
1,2,4,5,10,201,2,3,6,7,14,21,42
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Lowest Terms for the Final Answer
Now we need to find the highest common divisor
56
47
2042
÷2÷2
1021
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Real World
Examples:
Would like to know how much half of a ¾ cake is.
I have 2/3 of a tank of gas, how much can I use in the next 2 days.
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Guided Practice
I have 2/3 of a tank of gas, how much can I use in the next 2 days.
23
21
23
12
26
1,21,2,3,6
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Guided Practice
I have 2/3 of a tank of gas, how much can I use in the next 2 days.
23
21
23
12
26÷2÷2
13
![Page 18: Multiplying and Dividing Fractions Reporting Categories: Computation and Algebraic Relationships ELPS: Learning 1A TEKS 5.3JL, 5.1A](https://reader036.vdocuments.net/reader036/viewer/2022062407/56649e0f5503460f94af9b67/html5/thumbnails/18.jpg)
Individual Activity
WorksheetProblem #1 3/4 ÷ 5/8=Problem #2 1/12 ÷ 1/4 =Problem #3 7/12 ÷ 2/3 =
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KWL
What I Know
K
What I Want to Know
W
What I Learned
L
![Page 20: Multiplying and Dividing Fractions Reporting Categories: Computation and Algebraic Relationships ELPS: Learning 1A TEKS 5.3JL, 5.1A](https://reader036.vdocuments.net/reader036/viewer/2022062407/56649e0f5503460f94af9b67/html5/thumbnails/20.jpg)
Things to Keep in Mind
Rewrite division problem into a multiplication problem.
Second fraction does a flip, reciprocal.
If need be, lowest terms.
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Extended Activity