1. Lesson 1-4 Integers and Absolute Value
By: Mr. Menjivar

2. Lesson 1-4 Integers and Absolute Value Reflection
Observe,
Question,
Comment
08/23/11
08/23/11
Lesson 1-4 Integers and Absolute
Value Reflection
Lesson 1-4 Integers and Absolute Value
Warm-Up: 4L 4R 2

3. Warm-Up

4. Assignment #2
Write an expression for each word phrase. Then identify each expression as a numeric expression or an algebraic expression.
The total of h and 56
Three less than d
Five decreased by three
a divided by seven

5. Assignment #3
Simplify each expression
8−2•2
12÷3−1•2+1
20− −1

6. Lesson 1-4 Integers and Absolute Value Reflection
Observe,
Question,
Comment
08/23/11
08/23/11
Lesson 1-4 Integers and Absolute
Value Reflection
Lesson 1-4 Integers and Absolute Value
Warm-Up:
Standard: 4L 4R 6

7. Standard
Number Sense 2.5: Understand the meaning of absolute value of a number; interpret the absolute value as the distance of the number from zero on a number line; and determine the absolute value of real numbers.

8. Lesson 1-4 Integers and Absolute Value Reflection
Observe,
Question,
Comment
08/23/11
08/23/11
Lesson 1-4 Integers and Absolute
Value Reflection
Lesson 1-4 Integers and Absolute Value
Warm-Up:
Standard:
Objective: 4L 4R 8

9. Objective To graph and order integers
To find opposites and absolute values
Why learn this: To represent real-world quantities that are less than zero, such as temperatures and scores.

10. Lesson 1-4 Integers and Absolute Value Reflection
Observe,
Question,
Comment
08/23/11
08/23/11
Lesson 1-4 Integers and Absolute
Value Reflection
Lesson 1-4 Integers and Absolute Value
Warm-Up:
Standard:
Objective:
Vocabulary: 4L 4R 10

11. Vocabulary
Integer:

12. Vocabulary
Absolute Value:

13. Lesson 1-4 Integers and Absolute Value Reflection
Observe,
Question,
Comment
08/23/11
08/23/11
Lesson 1-4 Integers and Absolute
Value Reflection
Lesson 1-4 Integers and Absolute Value
Warm-Up:
Standard:
Objective:
Vocabulary:
Notes/Examples: 4L 4R 13

14. Using the Number Line Helps Arrange Numbers in Order
Numbers increase in value from left to right

15. Graphing on a Number Line
Put -1, 4, and -5 in order from least to greatest

16. Graphing on a Number Line
Put 0, 2, and -6 in order from least to greatest

17. Finding Absolute Value
Use the Number Line to find the −3 and 3

18. Finding Absolute Value
Use the Number Line to find the −10

19. Finding Absolute Value
Use the Number Line to find the − −10

20. Lesson 1-4 Integers and Absolute Value Reflection
Observe,
Question,
Comment
08/23/11
08/23/11
Lesson 1-4 Integers and Absolute
Value Reflection
Lesson 1-4 Integers and Absolute Value
Warm-Up:
Standard:
Classwork #1:
Objective:
Vocabulary:
Notes/Examples: 4L 4R 20

21. Classwork #1

22. Lesson 1-4 Integers and Absolute Value Reflection
Observe,
Question,
Comment
08/23/11
08/23/11
Lesson 1-4 Integers and Absolute
Value Reflection
Lesson 1-4 Integers and Absolute Value
Warm-Up:
Standard:
Classwork #1:
Objective:
Vocabulary:
Notes/Examples:
[Back to the NOTES] 4L 4R 22

23. Simplifying an Expression with Absolute Value
14− 9+4

24. Simplifying an Expression with Absolute Value
14+ 9−4
14− 9−4

25. Simplifying an Expression with Absolute Value
5 −4

26. Simplifying an Expression with Absolute Value
5 4
−5 −4

27. Simplifying an Expression with Absolute Value
10+9 −2∙7

28. Simplifying an Expression with Absolute Value
10−9 +2∙7
10−9 −2∙7

29. Simplifying an Expression with Absolute Value (Challenge)
−12 − 12 −5

30. Lesson 1-4 Integers and Absolute Value Reflection
Observe,
Question,
Comment
08/23/11
08/23/11
Lesson 1-4 Integers and Absolute
Value Reflection
Lesson 1-4 Integers and Absolute Value
Warm-Up:
Standard:
Classwork #1:
Objective:
Classwork #2:
Vocabulary:
Notes/Examples:
[Back to the NOTES] 4L 4R 30

31. Classwork #2

32. Absolute Value
Break Time

33. Assignment #4

34. Exit Slip
Graph 2, -2, and -3 on the number line. List the numbers in order from least to greatest.
Find −5 and 5
Simplify 9− 11−7