Wednesday, November 19, 2014

Class Topics: 11.19.14

In Common Core Math Six today, Mr. Giomini encouraged students to ask any last questions that they may have on dealing with Chapter Four.  Students then worked independently to complete a review that was then discussed as a class for the last ten minutes of class.



P.O.N.
Marko's bird feeder holds 2/3 cup of birdseed.  Marko is filling the bird feeder with a scoop that holds 1/10 of a cup.  How many scoops of birdseed will Marko need to fill the feeder?


Answer to 11.18.14 Question: Tommy has 175 square feet left to plant his remaining vegetables. First, I found the total area for the entire garden by multiplying 25 by 15 and calculated that he has 375 sq ft of garden.  Next, I calculated both a third of 375 and a fifth of 375
- 1/3 * 375 = 125 square feet
- 1/5 * 375 = 75 square feetThen I added 125 and 75 to calculate that Tommy is currently using 200 sq ft of his 375 sq ft garden. Finally, to figure out what was left, I subtract 200 from 375 and came up with the answer that Tommy has 175 square feet of garden still unseeded.  

Today's Learning Goals: The student will be able to...
  • apply and extend previous knowledge and understanding of numbers to the system of rational numbers.
  • apply and extend previous understandings of multiplication and division to divide fractions by fractions.
  • understand solving an equation as a process.  
For Evening Practice, the student is expected to...
  • study materials that you possess and have access to for the Chapter Four Posttest tomorrow.

6 comments:

  1. I got 20/3. I got this because he gets 1/10 per scoop and he has to fill 2/3 so you have to find how many times 1/10 goes into 2/3. You would do the opposite operation to figure it out so you would do division. 2/3 \ 1/10=20/3. He would need 20/3 scoops to fill it up.

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  2. Marko will need 6 2/3 scoops to fill the bird feeder. I got my answer by knowing that 2/3 is how much the bird feeder holds and 1/10 is how much 1 scoop can hold. The question then asks how many scoops do they need to fill the bird feeder. Since they want to see how many 1/10 can go into 2/3 you have to divide 2/3 divided by 1/10 ( when you divide you have to do the reciprocal and then turn the division sign into a multiplication sign).There is no cross reduction, so then once you do that you should get 6 2/3 scoops can go into the bird feeder.

    Emma Lu

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  3. He would need 6 2/3 scoops of birdseed to fill the bird feeder that holds 2/3 cups of birdseed. I solved this problem by dividing 2/3 by 1/10 to see how many scoops would be needed to fill the bird feeder.
    M. Shaw

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  4. The answer I got was 6 2/3. First I wrote 2/3 divided by 1/10, next I wrote the reciprocal of 1/10 which is 10/1. After that I multiplied 2x10 and 3x1, got 20/3 as a improper fraction. Finally I simplified that and got 6 2/3 scoops.

    Pocklington

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  5. i got 6 2/3 because you do 2/3 divided by 1/10 but u have to do the recipacal of 1/10 and that is 10/2 and 2/3x10/1 is 20/3 but i would change it to an improper fraction and it comes out to 6 2/3

    My Corona

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  6. Marko will need 6 2/3 scoops of birdseed. What i did was i saw the word 'OF' in the question so i knew to divide 2/3 divided by 1/10 but i changed the problem to multiplication. I did 2/3 because i kept that the same and changed it to multiplication and did 10/1. So my problem was 2/3 * 10/1. I did 10 times 2 which is 20 and did 3 times one which is then 20/3. 3 goes into 20 6 times which is 18 with a remainder of 2/3 so my final answer was 6 2/3 scoops of birdseed. :}
    S. Springer
    4 period

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