Vocabulary
Opposites
What is the opposite of -5
5
Which inequality is not true if placed on the number line?
A. -1/2 < 1/2
B. -6 < -5
C. -4 1/2 < -9/2
D. -3/4 = 0.75
C
What is |-4|?
4
What do you need to do the numbers first in order to compare them?
You need to rename the numbers by making them all fractions or all decimals.
the distance a number is from zero on a number line is . . .
absolute value
What kind of number would you use to represent income?
positive
Compare the numbers 7/10 and 0.07
7/10 > 0.07
greater than
What is the |18|?
18
Use the number line to plot the points.
Point A: -4/2
Point B: -1.5
look at their graph
number that can be written as a fraction, mixed number, decimal that (terminate or repeat) is . . .
rational number
Plot the number -5 on the number line.
show me answer.
point should be 5 spaces to the left from 0
Plot the rational numbers on the number line
-2.8 and -12/5
both should be to the left of zero one close to -3 and the other in the middle of -2 and -3
(look at graph)
Students on an academic team took a test to enter a math competition. They could take the test twice. Some students improved their score while others did not. The list shows the change in score for each student. Which student had the greatest overall change?
Anna -3
Caroline 4
Maria 2
Lulu -4
Caroline & Lulu
Use inequalities < > or = to make the statements true
-12 _ -15
7/10 _ 0.85
7 1/5 _ 7.2
>
<
=
What is an integer? (full description)
a whole number that is positive, negative, or zero (not a fraction)
The scores from 6 golf players are listed below. Put the players in order from greatest to least.
Jordan -5, Charlotte 1, Serena -2, Devin 3, Min -4, Rafael -3
Devin, Charlotte, Serena, Rafael, Min, Jordan
Order the numbers least to greatest
-0.5, -4/5, -4.5, -5/4
-4.5, -5/4, -4/5, -0.5
Here are 4 different elevations based off of sea level. Which elevation is the farthest from sea level?
|12| , |-16|, |-39|, |7|
|-39|
What is the opposite of each of the following. . .
-12
1/2
-3/4
0.75
12
-1/2
3/4
-0.75
Which set of numbers is the first set that includes 0?
Whole Numbers
The lowest elevations below sea level or each continent are below. . .
Africa: -156m Antarctica: -2,538m Asia: -411m Australia: -12m Europe: -28m North America: -86m South America: -40m
Which continents have a lower sea level than North America?
Africa, Antarctica, Asia
Order the numbers from least to greatest
3/10, -2/10, - 0.4, -0.22, -0.02
-0.4, -0.22, -2/10, -0.02, 3/10
The temperature of 4 days is listed below.
Monday: 3 degrees
Tuesday: -4 degrees
Wednesday: -1 degrees
Thursday: 2 degrees
What is the distance from 0 of each of the days temperatures?
Which day was the coldest?
3
4
1
2
Tuesday
What integer represents each of the given scenarios?
A withdrawal of $35.00
3,000 feet below sea level
Temperature of 78 degrees
A deposit of $1,250.00
-35
-3000
78
1250