Rational Numbers
What is a rational number?
A number that can be written as a fraction.
What number is at the center of a number line?
0
What is the absolute value of -8?
8
What is the name of the point (0, 0)?
Origin
What does GCF stand for?
Greatest Common Factor
Is -3 a rational number?
Yes, It can be written as -3/1.
Which number is farther from 0: -6 or 4?
-6
What is -5 + 5
0
Which axis is horizontal?
x-axis
What is the LCM of 4 and 5?
20
Which is greater: -2 or -5?
-2 is greater.
True or False: Negative numbers are to the right of 0.
False
What does absolute value measure?
Distance from 0
n which quadrant is the point (-3, 4)?
Quadrant II
What is the GCF of 18 and 24?
6
Give a real-world example of a negative rational number.
Temperature below zero (e.g., -10°F).
Plot -3/4 on a number line. Between which two integers does it fall?
Between -1 and 0
What number is 7 units below sea level?
-7
Reflect (5, -2) over the x-axis. What’s the new point?
(5, 2)
Rewrite 36 + 48 using the distributive property.
12(3 + 4)
Name 3 rational numbers between -1 and 1.
Answers vary: e.g., -0.5, 0, 0.75
Explain how to place 2.5 and -1.5 on a vertical number line.
Place 2.5 above 0, -1.5 below 0.
What is the sum of the absolute values of -3 and 4?
3 + 4 = 7
Graph (-4, -5). Which quadrant is it in?
Quadrant III
Find the LCM of 6, 8, and 12.
24