Positive and Negative Numbers
Numbers left of 0 on a number line
Negative Numbers
Name a symbol used in inequalities
Greater than, less than, greater than or equal to, less than or equal to
How many terms are in this expression?
3y+5x+4
3 terms
Solve for t
t+7=13
t=6
Can the absolute value of a number ever be negative?
No
Which of the numbers in this set are opposites?
-12, 6, -0.4, -0.6, 12
12 and -12
Which number makes the statement x is less than 4 true?
1, 4.1, 14, 968,153
1
Are the expressions equivalent?
(4+5)6
(9)6
Yes
Both equal 54
Solve for s
230=23s
s=10
Absolute value can be defined as the distance from what point on a number line?
0
Order the numbers from least to greatest
1, 0, -3, -8, 8, 0.8, -3.2
-8, -3.2, -3, 0, 0.8, 1, 8
Which direction on a number line indicates less than?
Left
Simplify the expression
(2+9b)(4)
8+36b
Solve for p
p-209=245
p=454
Which number has a greater absolute value?
-25 or 8
-25
Fractions and decimals on a number line
Rational Numbers
When graphing the inequality x is at least 4, is your circle open or closed?
Closed
"at least" includes the number 4 as an option
Are these expressions equivalent? Show your work
13m+11m+m
4(5m+m)
No
13m+11m+m=25m
4(5m+m)=24m
Solve for f
5=f/31
f=155
Which is greater?
|-496| or 493
|-496|
Counting numbers and their opposites
Integers
The Bay Grove local news channel is predicting a heat wave in the area next week. The temperature is predicted to be as high as 105 degrees Fahrenheit.
Using t to represent the temperature, what inequality represents the situation?
t is less than or equal to 105
or
105 is greater than or equal to t
Rewrite 35+42 as a product
7(5+6)
Solve for q
q= 4(6+10.5)
q=66
What is the absolute value of -67?
67