Name the integer suggested by the situation: Keiko deposited $50 in her savings account
50
Evaluate. 5 - 7
-2
Name the integer suggested by the situation: Tanya's mom owes $25
-25
Find -x when x is -34.
34
Evaluate. -3.8 + 5.1 + (-12) - (-4.3)
-6.4
Evaluate. |-38|
38
Simplify. 7x - 5 - (10x - 4)
-3x - 1
Find -(-x) when x is 5.
5
Rename the additive inverse without parenthesis. - (x + 7)
-x - 7
Evaluate. 6(-4)
-24
Simplify. 5x + 3x - x
7x
Write 1 3/5 as a ratio of two integers.
8/5
Evaluate. |91|
91
Evaluate. 4y - 19 - (-7y) + 3
11y - 16
On a first, second, and third down, a football team had these gains and losses: a 5-yd gain, a 12-yd loss, and a 15-yd gain. Find the total number of yards gained or lost.
5
Use < or > to write a true sentence. -2.5 ___ -4.5
>
Simplify. 8m - 6m + 6
2m + 6
Simplify. -7(1 + 4x)
-7 - 28x
Simplify. 3a - (8a + 3)
-5a - 3
Evaluate. -7/8 divided by 5/4
-7/10
Write -4.2 as a ratio of two integers.
-42/10
Simplify. [12 - (8 + 3)]
1
Evaluate. -3.9 + 7.4
3.5
Simplify. a - 5(a + b)
-4a - 5b
Find the additive inverse of 27.
-27
Evaluate. -9/10 - 1/2
-7/5
Evaluate. 3/4 + (-9/4)
-3/2
Use < or > to write a true sentence. -2/3 ___ -1/10
<
Write an equation that can be used to solve the problem. A professional baseball player made $1,289,196 for the 1999 baseball season. His team played 162 games in the season. How much did the player make per game?
see student answers
Simplify. -3(2a - 3b + c)
-6a + 9b - 3c
Factor. 9a - 9
9(a - 1)
Evaluate. 13 - 4 + 8 - (-2)
19
Evaluate. -7 - (-3)
-4
Rename the additive inverse without parenthesis. - (6 - z)
-6 + z
Write an equation that can be used to solve the problem. A dozen roses costs $30. How much does each rose cost?
see student answers
Use < or > to write a true sentence. -1/2 ___ 3/5
<
Evaluate. -6 + (-13)
-19
Factor. 42z - 21x + 7
7(6z - 3x + 1)
Evaluate. 6 + (-9) + (-8) + 7
-4
Simplify. 2(6x - 1)
12x - 2
Find the additive inverse of -7/3.
7/3
Graph -2.5 on a number line.
see student answers
Evaluate. -45/-9
5
Simplify. 3p - 4(8p -3)
-29p + 12
An airplane is 2500 ft above the rim of the Grand Canyon at a point where the Grand Canyon is 1500 ft deep. How high is the plane above the floor of the canyon?
4000 ft
Simplify. 15 - [9 - (11 + 4)]
21
Simplify. 5a - 3a
2a
Find the additive inverse of -7.45.
7.45
Rename the additive inverse without parenthesis. - (7a + 12b + c)
-7a - 12b - c
Graph 4/3 on a number line.
see student answers
Evaluate. 3(-7)(-2)(5)
210
Write -8 as a ratio of two integers.
-8/1
Mr. Jones had a balance of $89 in his checking account. He wrote a check for $105.95. By how much has he overdrawn his checking account?
$16.95
Evaluate. |-0.02|
0.02
Graph -16/5 on a number line.
see student answers
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