Wednesday, November 3, 2010

Homework for page 20-21 question number 1-4

1.Estimate 6.6 divided by 2.3

6 divided by 2 = 3 > The answer e.) Front- end estimation

Front-end estimation is the highest place value when estimating. 

2. (The picture shown in the booklet) Estimate 6.6 divided by 2 = 3

                      6 divided by 2 = 3 underestimate

                       8 divided by 2 = 4 overestimate 

The answer is a.) Number line estimation

Number line estimation is when you use number line on estimating.

3. [C] 25.73 [ divided by] 3.1 [=] 8.3

24 divided by 3 = 8

27 divided by 3= 9

The estimate suggest an answer between 8 and 9. The answer 8.3 is reasonable.

The answer is b.) Estimate, then use a calculator

4. Divide 20.4 divided by 3.

(The picture shown in the booklet) <3>

                                                              <3>

21 divided by 3 = 7

The answer is around 7. The decimal point goes between the 6 and 8.

The answer for this question is c.) Divided as whole numbers, then estimate to place the decimal




15 comments:

Jackie8-16 said...

Good job Kim! I liked how you made the answers in dofferent colour to make it stand out. I think you could add a video to show what is the difference between those kinds of estimations.

Jackie8-16 said...

Good job Kim! I liked how you made the answers in dofferent colour to make it stand out. I think you could add a video to show what is the difference between those kinds of estimations.

John816 said...

Good Job! next time add some video and picture to help. I like the way you did in the different colors.Good Job.

ghelo8-14 said...

GREAT JOB KIM!!!!!!! I LOVE THE WAY YOU MADE THE IMPORTANT WORDS STAND OUT THAT COULD REALLY HELP. U MIGHT WANT TO ADD SOME OTHER THINGS LIKE A PIC AND A VIDEO SO IT WOULD HELP EXPLAIN MORE.

joshL814 said...

I like how you used different colours and font to the explanation. Next time you might want to put an image and a video. Good Job though!

oudorn817 said...

Good job! I like the way you changed the colour for the important words. Next time you should add an image to help explain your thinking more.

Mr. Isfeld said...

All comments prior to this have been recorded for marks.

CarloS8-16 said...
This comment has been removed by the author.
CarloS8-16 said...

goodjob! kim i like that you change some words to different colour, i like that you explain how to estimate and you also want to add a picture and a video so your work really standout. Your explanation really help me a lot because i can understand it.GOODOWORK!

norien873 said...

I like how you used color and how you made the number's big and bold it really made it stand out, it also made it easy to tell which question is which. Next time you might want to put a video or a image, so it's easier to understand. Great job!

Marlo873 said...

Good job kim I like how your scribe post is accurate and easy to understand but you might want to put a picture next time but overall I think you did a great job.

Jeremy814 said...

Nice job Kim! You should try to add a video and an image so it could help a little more. Don't worry you still did a goodjob!

Carlor 8-14 said...

Good job Kim! Your made your work easy to understand but, you might add some video and image next time so that your work will stand out. overall, You did a good job!

hendrix817 said...

Great job I like how you changed the colours and you made your post very colourful

Mary816 said...

Good job Kim. I liked how you you made your answer in different color. Next time try added a video, link or, picture to make your scribe pop out.