1i Develop a logical argument to demonstrate the ‘denseness’ of rationalnumbers. (DOK 3)<br />By: Deia Sanders<br />(Lesso...
Let’s review from yesterday!!<br />What does “denseness” mean?<br />What is a “rational” number?<br />
Let’s review from yesterday!!<br />Name a number that is between<br />and<br />
Today we will work with decimals!<br />Steps<br />Write the numbers vertically<br />(A chart is helpful to line up decimal...
Example<br />Name a number that is between 2.4 and 2.39.<br />Write the numbers vertically<br />(A chart is helpful to lin...
Your question may be written like this…<br />Name a value for x that makes the sentence true. 3.2 < x < 3.28<br />This sen...
Try this on your own…<br />Show ALL the steps!!!<br />Name a number that is between 2.7 and 2.66.<br />Write the numbers v...
How would you handle this?<br />Name a number that is between 4.5 and <br />Convert both numbers to the same form. Decimal...
Pick 2!!!<br />2.56<br />Use Handout #1 to mark on number line.<br />2.7<br />2.6<br />
Assignment:<br />Handout #2<br />(page 56)<br />Enrichment:  Create a drawing explaining density of numbers using only pic...
Upcoming SlideShare
Loading in …5
×

1i denseness of numbers lesson 2

567 views
463 views

Published on

Density of numbers - Lesson 2. 7th grade math

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

  • Be the first to like this

No Downloads
Views
Total views
567
On SlideShare
0
From Embeds
0
Number of Embeds
1
Actions
Shares
0
Downloads
9
Comments
0
Likes
0
Embeds 0
No embeds

No notes for slide

1i denseness of numbers lesson 2

  1. 1. 1i Develop a logical argument to demonstrate the ‘denseness’ of rationalnumbers. (DOK 3)<br />By: Deia Sanders<br />(Lesson 2)<br />
  2. 2. Let’s review from yesterday!!<br />What does “denseness” mean?<br />What is a “rational” number?<br />
  3. 3. Let’s review from yesterday!!<br />Name a number that is between<br />and<br />
  4. 4. Today we will work with decimals!<br />Steps<br />Write the numbers vertically<br />(A chart is helpful to line up decimals)<br />2. Add another column of zeros<br />3. Name the numbers between<br />
  5. 5. Example<br />Name a number that is between 2.4 and 2.39.<br />Write the numbers vertically<br />(A chart is helpful to line up decimals)<br />2. Add another column of zeros<br />3. Name the numbers between<br />1.<br />2<br />4<br />.<br />2<br />4<br />.<br />.<br />.<br />3<br />2<br />9<br />3<br />2<br />9<br />2.<br />0<br />0<br />0<br />Name the numbers that are between 390 and 400. Remember to use the form of 2.____.<br />3.<br />(Any number that can be located between the two points will satisfy the condition.)<br />
  6. 6. Your question may be written like this…<br />Name a value for x that makes the sentence true. 3.2 < x < 3.28<br />This sentence is read “3.2 is less than x, and x is less than 3.28.”<br />Write the numbers vertically<br />(A chart is helpful to line up decimals)<br />2. Add another column of zeros<br />3. Name the numbers between<br />
  7. 7. Try this on your own…<br />Show ALL the steps!!!<br />Name a number that is between 2.7 and 2.66.<br />Write the numbers vertically<br />(A chart is helpful to line up decimals)<br />2. Add another column of zeros<br />3. Name the numbers between<br />
  8. 8. How would you handle this?<br />Name a number that is between 4.5 and <br />Convert both numbers to the same form. Decimal form is easiest.<br />Write the numbers vertically<br />(A chart is helpful to line up decimals)<br />2. Add another column of zeros<br />3. Name the numbers between<br />
  9. 9. Pick 2!!!<br />2.56<br />Use Handout #1 to mark on number line.<br />2.7<br />2.6<br />
  10. 10. Assignment:<br />Handout #2<br />(page 56)<br />Enrichment: Create a drawing explaining density of numbers using only pictures and numbers (no words).<br />

×