1. Quick Review Write the following numbers from least to greatest:
Answers:
35, 46, 48, 55
135, 198, 201, 211

2. Comparing and Ordering Integers
Section 1-6 (pages 34-38)

3. What is an integer?
The set of positive whole numbers their opposites, and zero.
Integers to the left of zero, are less than zero and are negative.
Integers to the right of zero, are greater than zero and are positive.
Examples???
-21, -3, 0, 5, 36, 156

4. Finding an Opposite
Two numbers that are the same distance from 0 on a number line, but in opposite directions are opposites.
Example: Find the opposite of -5.
Answer: 5

5. Finding an Absolute Value
The absolute value of a number is its distance from 0 on a number line.
*notation: the absolute value of -2 is written as |-2|
Example: Find |-4| and |4|.
Answer: 4

6. Comparing Integers Example: Compare 4 and -5 using >,<, or =.
Answer: 4 > -5 or -5 < 4

7. Ordering Integers Answer: Flyers, Devils, Rangers, Bruins
The following table contains the number of goals Marc-Andre Fleury allowed in net against each team. Order the teams by goals allowed from least to greatest.
Team
Goals Allowed
Flyers 2
Bruins 5
Devils 3
Rangers 4
Answer: Flyers, Devils, Rangers, Bruins

8. Additional Problems 1. Graph -2 and it’s opposite on a number line.
2. Find the value of |-4| + 3.
3. Write an integer to make the statement true. -3 > ____
4. Order the numbers from greatest to least: 22, -7, 54, -13. 7
-4, -5, -6. etc.
54, 22, -7, -13