Definitions
Integers
Opposites
Absolute Value
Comparing Integers
100
All the positive and negative whole numbers including the number 0
Integer
100
What integer is 24 units to the left of 0?
-24
100
What is the opposite of 3 degrees below zero? Give me the integer with the sign.
+3
100
|-6| =
6
100
Fill in the blank with the proper inequality symbol. -7 ___ -15
-7 > -15
200
The name of these brackets | |
Absolute Value
200
this type of integer is less than zero
A negative integer
200
Opposite of +23
-23
200
-|-3| =
-3
200
Fill in the blank with the proper inequality symbol. |-6| ____ 7
|-6| < 7
300
What does the absolute value tell you about a number?
That number's distance from 0 on the number line
300
Put these integers in order from least to greatest. -6, 0, -1, 3, -17
-17, -6, -1, 0, 3
300
Which is higher, 5 feet below sea level or 4 feet below sea level? Also, what is that number's opposite?
4 ft below sea level is higher. Its opposite is -4
300
|2| + |-2| =
4
300
Draw a number line on your paper. Plot -4 and call it W. Plot -8 and call it X. Plot 3 and call it Y. Compare each of the following using inequalities: W to X, W to Y, and X to Y.
W > X W< Y X < Y
400
In which direction on the number line do numbers continually get larger?
The right
400
What integer describes each situation? A loss of 6 yards A weight gain of 12 pounds 15 feet below sea level Neither positive or negative
-6 +12 -15 0
400
What is the opposite of 0?
0
400
|4| + |-4| + |1| =
9
400
Write two different inequalities to compare the values -9 and |-6|.
-9 < |-6| |-6| > -9
500
When this is present the absolute value of a negative number still a negative
What is when there is a negative sign on the outside of the absolute value brackets. Example: -|-4| = -4 or -|5| = -5
500
True or false In addition to negative numbers, integers also include whole numbers.
True
500
New Orleans is 8 feet below sea level, how many feet would it have to rise to be at sea level?
8 feet
500
Why is absolute value always positive?
Because it's only telling how far the number is away from the zero on the number line. Left and right of 0 doesn't matter when we are just counting tick marks.
500
Fill in the blank. |-21| ____ 21
|-21| = 21
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