| Expressions and Variables | Comparing Integers | Operations with Integers | Statistics | Order of Operations |
| 10 | 10 | 10 | 10 | 10 |
| 20 | 20 | 20 | 20 | 20 |
| 30 | 30 | 30 | 30 | 30 |
| 40 | 40 | 40 | 40 | 40 |
| 50 | 50 | 50 | 50 | 50 |
| Final Question | ||||
What is the varible expression that represents the following phrase:
a number raised to the ninth power
A.) 9n
B.) 9n
C.) n9
D.) 9/n
What is the varible expression that represents the following phrase:
a number raised to the ninth power
A.) 9n
B.) 9n
C.) n9
D.) 9/n
C.) n9
What is the value of the expression below when x = 8?
24
x
What is the value of the expression below when x = 8?
24
x
3
Write the expression as repeated multiplication. Then evaluate the expression.
(½) 5
Write the expression as repeated multiplication. Then evaluate the expression.
(½) 5
1/32
Evaluate the expression hen r = 4 and s = 6.
4r + s2
Evaluate the expression hen r = 4 and s = 6.
4r + s2
52
Evaluate the expression when r = 4 and s = 6.
(r + 1)2 - s
Evaluate the expression when r = 4 and s = 6.
(r + 1)2 - s
19
Which list of integers is in order from least to greatest?
A.) -4, -7, 0, 2
B.) -7, -4, 0, 2
C.) 0, 2, -4, -7
D.) 2, 0, -7, -4
Which list of integers is in order from least to greatest?
A.) -4, -7, 0, 2
B.) -7, -4, 0, 2
C.) 0, 2, -4, -7
D.) 2, 0, -7, -4
B.) -7, -4, 0, 2
What is the opposite of -2?
What is the opposite of -2?
2
Evaluate |4|
Evaluate |4|
4
True or False:
The opposite of an integer is always negative.
True or False:
The opposite of an integer is always negative.
False. The opposite of a positive integer is negative, but the opposite of a negative integer, is a positive integer.
When evaluating an expression involving absolute value, is it possible to have a negative value as the final result? Why or why not?
When evaluating an expression involving absolute value, is it possible to have a negative value as the final result? Why or why not?
Yes. If there is a negative value being multiplied by the absolute value, a negative times a positive value would result in a negative value.
Find the difference -32 - (-15)
A.) -47
B.) -17
C.) 17
D.) 47
Find the difference -32 - (-15)
A.) -47
B.) -17
C.) 17
D.) 47
B.) -17
Which expression has a value of 12?
A.) -144 ÷ -12
B.) 36 ÷ -3
C.) 2(-6)
D.) -3(4)
Which expression has a value of 12?
A.) -144 ÷ -12
B.) 36 ÷ -3
C.) 2(-6)
D.) -3(4)
A.) -144 divided by -12 is 12.
Find the sum.
43 + (-22)
Find the sum.
43 + (-22)
21
Find the quotient.
840 ÷(-24)
Find the quotient.
840 ÷(-24)
-35
Find the difference of an elevation of 30 feet below sea level and an elevation of 118 feet above sea level.
Find the difference of an elevation of 30 feet below sea level and an elevation of 118 feet above sea level.
-148 feet
In the data set 1, 2, 2, 5, the number 2 is the
A.) mean
B.) mode
C.) median
D.) range
In the data set 1, 2, 2, 5, the number 2 is the
A.) mean
B.) mode
C.) median
D.) range
B.) mode
Find the range of the data:
300, 367, 300, 307, 410, 300, 200, 280, 300, 240
Find the range of the data:
300, 367, 300, 307, 410, 300, 200, 280, 300, 240
210
Find the median of the data.
8, 5, 4, 13, 2, 25, 7, 23, 14, 5
Find the median of the data.
8, 5, 4, 13, 2, 25, 7, 23, 14, 5
7.5
Find the mean of the data:
76, 61, 112, 146, 65, 139, 43, 125, 85, 28
Find the mean of the data:
76, 61, 112, 146, 65, 139, 43, 125, 85, 28
88
The integers below represent the monthly gains and losses in the value of an investment over one year. Find the mean of the integers.
-$190, $75, -$65, $100, $72, -$54, -$62, -$87, $92, $81, -$73, $63
The integers below represent the monthly gains and losses in the value of an investment over one year. Find the mean of the integers.
-$190, $75, -$65, $100, $72, -$54, -$62, -$87, $92, $81, -$73, $63
-$4
6 ÷ 3 • 2 + 1
A.) 0
B.) 5
C.) 2
D.) none of these
6 ÷ 3 • 2 + 1
A.) 0
B.) 5
C.) 2
D.) none of these
B.) 5
72 ÷ [(11-7) • 2]
72 ÷ [(11-7) • 2]
9
5 • [36 - (13 + 9)]
5 • [36 - (13 + 9)]
70
18 + 12
7 - 2
18 + 12
7 - 2
6
5 - (4 - 6)2 - (32 - 23)
5 - (4 - 6)2 - (32 - 23)
0
Use the digits 1, 2, 3, 4, and 5 exactly once in the statement to make the statement true.
( ___ ÷ ___ + ___ - ___ ) × ___ = 8
Use the digits 1, 2, 3, 4, and 5 exactly once in the statement to make the statement true.
( ___ ÷ ___ + ___ - ___ ) × ___ = 8
( _3_ ÷ _1_ + _5_ - _4_ ) × _2_ = 8
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