What is the absolute value of โ8?
8
How many quadrants are on a coordinate plane?
Four
What is the opposite of 12?
-12
Write ยฝ as a decimal.
0.5
What is the coordinate of the origin?
(0, 0)
Which of these equals |โ74|?
A. โ74โB. 74โC. โ(โ74)โD. 0
B or C
What quadrant is (โ5, โ2) in?
Quadrant III
What integer represents a depth of 38 feet below sea level?
-38
Which number is greater: โยพ or โยฝ?
โยฝ
If a point is in Quadrant II, what can you say about the signs of its coordinates?
The x-coordinate is negative, and the y-coordinate is positive.
True or False โ |โ4| = โ4
False
Plot points A(โ2, 4) and B(3, 4). How long is segment AB?
5 units
The temperature drops from 10ยฐ to โ6ยฐ. What is the change in temperature?
-16 or a drop of 16 degrees
Order from least to greatest: โ4/3, 0.25, 1.5, โ4/5
โ4/3, โ4/5, 0.25, 1.5
Find the midpoint between (โ2, 4) and (2, 4).
(0, 4)
What is the distance between โ3 and 4 on a number line?
7 units
Point A(โ5, โ7) moves 8 units right. What are the new coordinates?
(3, โ7)
What is the opposite of โ4?
4
What does โrational numberโ mean?
A number that can be written as a fraction
What is 3/6 written in simplest form?
ยฝ
Write two numbers whose absolute values are equal to 9.
9 and โ9
Chandraโs plants are at A(โ3, 2), B(5, 2), and C(5, โ4). Where should the fourth plant go to make a rectangle?
(โ3, โ4)
The elevation changes from โ15 ft to 10 ft. How far did it rise?
25 feet
Give a real-life example of a rational number you use every day.
(Student responses vary)
What type of number is โ7?
Integer (and rational)