Vocab
What is the definition of integers?
Integers are like whole numbers, but they also include negative numbers ... but still no fractions allowed!
What is the first step when graphing integers?
Creating a number line.
Put the following in order from least to greatest:
9, -1, 6, -10, 0, 4
-10, -1, 0, 4, 6, 9
What is the absolute value of a number?
This distance from zero that number is on a number line.
II
What is the definition of negative integers?
are numbers less than zero excluding fraction.
*****Hint - negative integers have a minus (-) sign in front of them. *****
What number should be in the middle of the number line, and what type of numbers should be on the right side of the number line , and what type of number should be on the left side on the number line.
Middle number- 0
Right numbers- Positive integers
Left numbers- Negative integers.
Put the following in order from greatest to least:
14, -29, 28, 3, -12, 1
28, 14, 3, 1, -12, -29
What is the definition of opposites?
Opposites is numbers that have the same distance, but on different side of a number line.
Quadrant III's coordinates are always...
Both negative.
What is the definition of positive integers?
number greater than zero excluding fractions
What is the distance between these points? (-2, 4) and (-2, -2)?
6 units
Compare the following numbers using >,<, =:
-178 __ -179
-178 > -179
What is the absolute value of |-28|?
28
When graphing, you start at the _________ and then move along the ___ axis, then the ___ axis.
Origin, x, y
Is an integer a rational number?
yes
Order {-3, -9, 5, -10, 2, 0, 40} from L-->G
(-10,-9,-3,0,2,5,40)
What number is larger? -4 or -44
-4
What is the value of -(-8)
8
What quadrant is located in the lower right hand corner of the coordinate plane? Use roman numerals to state your answer.
Quadrant IV
What is the definition of opposites and give an example of opposites.
Definition-
numbers that, when placed on a number line, are the same exact distance from zero, but placed on opposite sides.
What is the distance between these two points?
(4.5, 2.5) and (2.25, 2.5)
2.25 units
Order these numbers from least to greatest:
(4.2, -4.5, 9/2, -5)
How can you use a number line to determine if -4 or -8 is larger?
Graph both points, and whatever number is closer to zero on the number line is larger.
On what axis does the point (0, 4) lie?