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Wednesday, November 9, 2011

Chapter 2.1: Question # 26

The question that was given to me was:
22. Replace each box with<> or a = to make each statement true.

a)


1. first step is to find a common denominator:


2. determine the answer:
so -18/12 18/2 are equal.

Answer: the answer is =

B)

1. Turn the decimal into a fraction
2. find a common denominator
3. determine the answer.
The two fractions are -9/10 and 10/15
since 10/15 is a positive number it is higher than a negative number

Answer: the answer is <

C)
step 1: turn mixed fractions into an improper fraction
-(1x10+3)= 13
step 2:determine answer.
both numbers are (-13/10)
Answer: the correct answer is =

D)

1. turn the mixed fraction into an improper fraction
-(3x5+1)= -16
-16/ 5

2. turn the decimal into a fraction
-3.25x 100= -325/100 or - 65/50 or -13/25
=-13/25

3. find the common denominator


4. determine the answer:
-13/25 -80/25

Answer is: >

e)
-8/12 -11/5

Steps:
1. Find the common denominator
2. determine the answer
-40/60 -132/60
Answer: >

F) - 2 5/6 - 2 7/8

Steps:
1. turn the mixed number into and improper fraction
-(2x5+6)=- 16 -(2x7+8)= - 22

2. find a common denominator.
3. Determine the answer.
-128/48 or -132/48

Answer: >


4 comments:

  1. Great post John. Your post really had a lot of work and it was very well explained. Also your post included how to get the answer.

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  2. Great job john! Next time try to make it a little more neat, but your post was very good! I agree with Paul, it was very well explained and it included how to get the answer.

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  3. Good job John! Your post was very easy to read and it was very organized. I liked how you had pictures in your post. Also, you showed your work well. However, I suggest you add some color in your scribe and possibly adding how you do each step would be helpful as well. Overall, you did a great job.

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  4. Good job John! In some of your pictures, it was hard to understand what you wrote. I like how you showed ALL of your steps to getting the answer. It helped a lot!

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