notes

1. Module 7.2 Lesson 10­11.notebook
1
October 13, 2015
10/13/15
Module 7.2, Lessons 10-11
HW: 1.) Lesson 11
Problem Set
2.) Mid Module 2 Exam
Friday 10/16
Do Now:
Exit Ticket For Lesson 6
Understanding
Multiplication of Integers

2. Module 7.2 Lesson 10­11.notebook
2
October 13, 2015
­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
p - qDistance between two points:

3. Module 7.2 Lesson 10­11.notebook
3
October 13, 2015
Homework Answers S.48

4. Module 7.2 Lesson 10­11.notebook
4
October 13, 2015
Homework Answers S.49

5. Module 7.2 Lesson 10­11.notebook
5
October 13, 2015
3 -2 -5 4
3 -2 -54 -5 -5
S.51

6. Module 7.2 Lesson 10­11.notebook
6
October 13, 2015
-1 5 -3 4
-1 5 -3 4 4 4 4 4
S.52

7. Module 7.2 Lesson 10­11.notebook
7
October 13, 2015
S.53

8. Module 7.2 Lesson 10­11.notebook
8
October 13, 2015
S.53

9. Module 7.2 Lesson 10­11.notebook
9
October 13, 2015
S.53

10. Module 7.2 Lesson 10­11.notebook
10
October 13, 2015
S.55

11. Module 7.2 Lesson 10­11.notebook
11
October 13, 2015
Part B: Complete quadrant 2 of the table.
What relationships or patterns do you notice between the
products (values) in quadrant two and the products (values) in
quadrant 1?
What relationships or patterns do you notice between the
products (values) in quadrant two and the products
(values) in quadrant four?
Use what you know about the products (values) in
quadrant one, two, and four to describe what quadrant
three will look like when its products (values) are entered.
a.
b.
c.
1 2 3 4 5
2 4 8 10
3 6 9 12 15
4 8 12 16 20
5 10 15 20 25
­1 ­2 ­3 ­4 ­5
­2 ­4 ­6 ­8 ­10
­3 ­6 ­9 ­12­15
­4 ­8 ­12­16­20
­5 ­10­15­20­25
­1­2­3­4­5
­1­2­3­4­5
­2­4­6­8­10
­3­6­9­15­12
­4­8­12­16­20
­5­10­15­20­25
S.56

12. Module 7.2 Lesson 10­11.notebook
12
October 13, 2015
Part C: Complete the quadrant 3 of the table.
Refer to the completed table to help you answer the following questions:
f. Is it possible to know the sign of a product of two
integers just by knowing in which quadrant each integer
is located? Explain.
g. Which quadrants contain which values? Describe
an integer game scenario represented in each
quadrant. 1 2 3 4 5
2 4 8 10
3 6 9 12 15
4 8 12 16 20
5 10 15 20 25
­1 ­2 ­3 ­4 ­5
­2 ­4 ­6 ­8 ­10
­3 ­6 ­9 ­12­15
­4 ­8 ­12­16­20
­5 ­10­15­20­25
­1­2­3­4­5
12345
246810
3691215
48121620
510152025
­1­2­3­4­5
­2­4­6­8­10
­3­6­9­15­12
­4­8­12­16­20
­5­10­15­20­25
S.56

13. Module 7.2 Lesson 10­11.notebook
13
October 13, 2015
S.57

14. Module 7.2 Lesson 10­11.notebook
14
October 13, 2015
S.57

15. Module 7.2 Lesson 10­11.notebook
15
October 13, 2015

16. Module 7.2 Lesson 10­11.notebook
16
October 13, 2015

17. Module 7.2 Lesson 10­11.notebook
17
October 13, 2015
CLOSING:
• Why does the product of two negative values result in a positive
value? Explain using the Integer Game.
• How do we determine if the product of two signed numbers will be
positive or negative?

18. Module 7.2 Lesson 10­11.notebook
18
October 13, 2015