Dividing fractions-7th Grade
Presentation
•
Mathematics
•
6th - 7th Grade
•
Medium
+4
Standards-aligned
Cherhonda Murchison
Used 9+ times
FREE Resource
18 Slides • 8 Questions
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Dividing fractions-7th Grade
by Cherhonda Murchison
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Goal: To review equivalent ratios and discuss complex ratios to prepare with 65% accuracy in class
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Goal: To review ratios and complex fractions, review how to solve and complete word problems.
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Remember there is more than one way to see a ratio. In 7th grade we always use the fractional form
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Don't forget the reciprocal
Remember the reciprocal if added can become a whole
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In your notebook create a equivalent ratio of your choice.
1.
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Don't forget the method
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Multiple Select
What is a equivalent ratios for 23
There is more than one answer.
45
69
89
2436
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Open your Notebooks so you can answer the following:
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Complex ratios: A Complex Ratio is when two fractions are used to create a ratio.
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Reciprocals
If we multiplied the two reciprocals what would happen? You need reciprocals to divide complex ratios.
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Well, wait a minute.....what if???
It's a whole number?
It's a Mixed Number/fraction?
What do you do?
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If it's a whole number you....
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If it's a mixed number you....
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Multiple Choice
Identify the reciprocal: 13
HInt: you may have to reduce.
515
31
155
151
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Multiple Choice
Identify the reciprocal: 5 51
525
31
256
5 15
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Fill in the Blanks
Type answer...
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Method for dividing fractions
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And now....word problems...
(it's actually easy)
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Write the equations in your notebook
Your notebook grade is due. It counts for two (2 grades) makes sure you wirte the equation down and answer. You will have four (3) questions. These are your examples and exemplars. It is the algorithim. YOU need them!!!
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Poll
How do you feel about complex ratios? Are you ready to move on?
I get it. It's super easy.
I am confused. Please help.
I am in between and definitely need a bit. more review.
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What is an exemplar? What is a algorithim?
a thing serving as a typical example or excellent model
What is a algorithim?
a process or set of rules to be followed in calculations or other problem-solving operations.
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Open Ended
A stack of boards is 21 inches high. Each board is 1 43 inches thick. How many boards are there?
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Open Ended
A toy jeep is 12 21 inches long, while an actual jeep measures 18 43 feet long. What is the value of the ratio of the length of the toy jeep to the length of the actual jeep? What does the ratio mean in this situation?
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Open Ended
The area of a blackboard is 1 31 square yards. A poster’s area is 98 square yards. Find the unit rate.
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Thank you! Complete your assignment given on Edulastic.
Dividing fractions-7th Grade
by Cherhonda Murchison
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