0
Room 83Introduction to    RATIOS!      Fall 2011
What are ratios?• Ratios are ways that we can  compare numbers.• In this lesson, there are three  ways you will be asked t...
1. part-to-part ratioThis is a ratio that compares a partof the whole to another part of thewhole.Example:There are ten bo...
Now we practice...For the snack pile in front of you  write the ratios comparing:a) Cheerios to squaresb) squares to raisi...
2. part to whole ratio This is a ratio that compares part of the whole to the whole. Example: There are ten boys in a clas...
Now we practice...For the snack pile in front of you  write the part to whole ratios  comparing:a) Cherriosb) Squaresc) Ra...
3. three-term ratioThis is a comparison of threequantities with the same unit.Example:There are ten boys , thirteengirls, ...
Now we practice...For the snack pile in front of you write the three term ratio comparing all three parts of the snack.Che...
Question #1Write the part to  part ratios  comparing:a) Tennis balls to   soccerballsb) Tennis balls to   golf ballsc) Gol...
Question #2Write the part to  whole ratios  comparing:a) Tennis ballsb) Soccer ballsc) Golf balls
Question #3Write the three-term ratiocomparing theballs in thediagram:Soccerballs totennis balls togolf balls
Question #4(a) Using your own first name, what   is the ratio comparing vowels to   consonants?(b) Using your last name, w...
In your textbook pages        266-268 Complete the following questions: 1, 6, 7, 8 (a), 9, 11, 13 (a) (b) (c), 14 (a), 17 ...
Upcoming SlideShare
Loading in...5
×

Ratios intro

535

Published on

having a class that needs a lot of support in reading. writing, and arithmetic

Published in: Education, Sports, Business
0 Comments
0 Likes
Statistics
Notes
  • Be the first to comment

  • Be the first to like this

No Downloads
Views
Total Views
535
On Slideshare
0
From Embeds
0
Number of Embeds
0
Actions
Shares
0
Downloads
5
Comments
0
Likes
0
Embeds 0
No embeds

No notes for slide

Transcript of "Ratios intro"

  1. 1. Room 83Introduction to RATIOS! Fall 2011
  2. 2. What are ratios?• Ratios are ways that we can compare numbers.• In this lesson, there are three ways you will be asked to compare.
  3. 3. 1. part-to-part ratioThis is a ratio that compares a partof the whole to another part of thewhole.Example:There are ten boys to thirteengirls in this class.So the ratio is written likethis: 10:13
  4. 4. Now we practice...For the snack pile in front of you write the ratios comparing:a) Cheerios to squaresb) squares to raisinsc) raisins to cheerios
  5. 5. 2. part to whole ratio This is a ratio that compares part of the whole to the whole. Example: There are ten boys in a class with twenty-three students. So the ratio is written like this: 10:23
  6. 6. Now we practice...For the snack pile in front of you write the part to whole ratios comparing:a) Cherriosb) Squaresc) Raisins
  7. 7. 3. three-term ratioThis is a comparison of threequantities with the same unit.Example:There are ten boys , thirteengirls, and two teachers in ourclass.So the ratio is written likethis:
  8. 8. Now we practice...For the snack pile in front of you write the three term ratio comparing all three parts of the snack.Cherrios to squares to raisins
  9. 9. Question #1Write the part to part ratios comparing:a) Tennis balls to soccerballsb) Tennis balls to golf ballsc) Golf balls to soccerballs
  10. 10. Question #2Write the part to whole ratios comparing:a) Tennis ballsb) Soccer ballsc) Golf balls
  11. 11. Question #3Write the three-term ratiocomparing theballs in thediagram:Soccerballs totennis balls togolf balls
  12. 12. Question #4(a) Using your own first name, what is the ratio comparing vowels to consonants?(b) Using your last name, what is the ratio comparing vowels to consonants?
  13. 13. In your textbook pages 266-268 Complete the following questions: 1, 6, 7, 8 (a), 9, 11, 13 (a) (b) (c), 14 (a), 17 (a)
  1. A particular slide catching your eye?

    Clipping is a handy way to collect important slides you want to go back to later.

×