Vocabulary
The distance between a number and zero on a number line *HINT it is ALWAYS positive*
What is absolute value?
Negative 17
This side of the zero holds all negative numbers
Left
Quadrant III
To find the distance between two points using their coordinates, when do you add their absolute values?
Signs are different
Positive whole numbers, their opposites, and zero
What is integers?
Which represents a DEBT of $250?
$250 or -$250?
-$250
Use a number line to help write numbers from least to greatest:
1.25,-3/2, 1 1/2, .75
-3/2,.75,1.25,1 1/2
Give the point for the following description:
Start at the origin. Move to the left three units. Move down two units.
(-3,-2)
8.8
The center of a coordinate grid; written as (0,0)
What is origin?
Write the integer that represents the number described.
"Leo owes his mom $300"
-$300
Use a number line to help order the numbers from least to greatest
-1/4, -0.5,1/2,1
-.05,-1/4,1/2,1
The signs for quadrant 2 are...
(-,+)
The distance between (-5,-3) and (-5,-6)
3
Written as (x,y)
What is ordered pair?
Write the opposite of -(-31)
-31
Tom ordered these numbers from least to greatest. Is Tom correct? If not, reorder the numbers correctly.
4.4,4.2,-4.42,-4.24
In correct.
-4.42,-4.24,4.2,4.4
The y-coordinate for any point that lies on the x-axis is...
Zero
The distance between (12 1/2, 3 3/4) and (-4 1/2,3 3/4)
17
A number that can be written as a quotient of two integers
What is Rational Numbers?
Write the integer that describes the situation.
"Ms. Kresge has a $400 credit on her Amazon account."
+$400
Order from least to greatest.
-3.25,-3 1/8, -3 3/4, -3.1
-3 3/4, -3.25, -3 1/8, -3.1
The quadrant where you would find (1,-.3)
Quadrant IV
The distance between (-1 1/2, -6 1/2) and (-2 1/2, -6 1/2)
1