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Module 2 Lesson 7.notebook 
1 
November 10, 2014 
11/10/14 
Module 2 Lesson 7: 
Addition and Subtraction 
of Rational Numbers Homework: 
1.) Lesson 7 Problem Set All 
2.) Cumulative Review Sheet 
#6 due Wednesday 
Do Now 
Exit Ticket from Lesson 6
Module 2 Lesson 7.notebook 
2 
November 10, 2014 
Distance between two points: p - q 
­20 
­19 
­18 
­17 
­16 
­15 
­14 
­13 
­12 
­11 
­10 
­9 
­8 
­7 
­6 
­5 
­4 
­3 
­2 
­1 
0 1 2 3 4 5 6 7 8 9 10
Module 2 Lesson 7.notebook 
3 
November 10, 2014 
Problem Set 6 Answer Key 
27.5 
17 
35 
7 
S.38
Module 2 Lesson 7.notebook 
4 
November 10, 2014 
-1 0 1 2 3 4 5 6 7 8 9 10 
S.39
Module 2 Lesson 7.notebook 
5 
November 10, 2014 
S.39
Module 2 Lesson 7.notebook 
6 
November 10, 2014 
S.39
Module 2 Lesson 7.notebook 
7 
November 10, 2014 
S.40
Module 2 Lesson 7.notebook 
8 
November 10, 2014 
S.40
Module 2 Lesson 7.notebook 
9 
November 10, 2014 
Find the following sums and differences using a number line model. 
S.40
Module 2 Lesson 7.notebook 
November 10, 2014 
10 
S.41
Module 2 Lesson 7.notebook 
November 10, 2014 
11 
S.41
Module 2 Lesson 7.notebook 
November 10, 2014 
12 
S.41
Module 2 Lesson 7.notebook 
November 10, 2014 
13 
S.42
Module 2 Lesson 7.notebook 
November 10, 2014 
14 
CLOSING: 
· What challenges do you face when using the number line model to 
add non-integer rational numbers? 
_ _ 
· When using a number line to model 8 ( 2.1), how many units do 
we move from 8 and in what direction? Where is the tail of the 
arrow, and where is the head? What does your arrow represent?
Module 2 Lesson 7.notebook 
November 10, 2014 
15 
Problem Set #5 S.43A

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Module 2 lesson 7

  • 1. Module 2 Lesson 7.notebook 1 November 10, 2014 11/10/14 Module 2 Lesson 7: Addition and Subtraction of Rational Numbers Homework: 1.) Lesson 7 Problem Set All 2.) Cumulative Review Sheet #6 due Wednesday Do Now Exit Ticket from Lesson 6
  • 2. Module 2 Lesson 7.notebook 2 November 10, 2014 Distance between two points: p - q ­20 ­19 ­18 ­17 ­16 ­15 ­14 ­13 ­12 ­11 ­10 ­9 ­8 ­7 ­6 ­5 ­4 ­3 ­2 ­1 0 1 2 3 4 5 6 7 8 9 10
  • 3. Module 2 Lesson 7.notebook 3 November 10, 2014 Problem Set 6 Answer Key 27.5 17 35 7 S.38
  • 4. Module 2 Lesson 7.notebook 4 November 10, 2014 -1 0 1 2 3 4 5 6 7 8 9 10 S.39
  • 5. Module 2 Lesson 7.notebook 5 November 10, 2014 S.39
  • 6. Module 2 Lesson 7.notebook 6 November 10, 2014 S.39
  • 7. Module 2 Lesson 7.notebook 7 November 10, 2014 S.40
  • 8. Module 2 Lesson 7.notebook 8 November 10, 2014 S.40
  • 9. Module 2 Lesson 7.notebook 9 November 10, 2014 Find the following sums and differences using a number line model. S.40
  • 10. Module 2 Lesson 7.notebook November 10, 2014 10 S.41
  • 11. Module 2 Lesson 7.notebook November 10, 2014 11 S.41
  • 12. Module 2 Lesson 7.notebook November 10, 2014 12 S.41
  • 13. Module 2 Lesson 7.notebook November 10, 2014 13 S.42
  • 14. Module 2 Lesson 7.notebook November 10, 2014 14 CLOSING: · What challenges do you face when using the number line model to add non-integer rational numbers? _ _ · When using a number line to model 8 ( 2.1), how many units do we move from 8 and in what direction? Where is the tail of the arrow, and where is the head? What does your arrow represent?
  • 15. Module 2 Lesson 7.notebook November 10, 2014 15 Problem Set #5 S.43A