Question 1

Subtract.
-64.78-29

Accepted Answer

A)  $36.28$ 
B)  $35.88$ 
C)  $93.78$ 
D)  $35.78$ 
A)  $36.28$ 
B)  $35.88$ 
C)  $93.78$ 
D)  $35.78$

Question 2

Add. Do not use a number line except as a check.
-$$- 1.5 + 6.2$$

Accepted Answer

A)  $7.7$ 
B)  $- 7.7$ 
C)  $- 4.7$ 
D)  $4.7$ 
A)  $7.7$ 
B)  $- 7.7$ 
C)  $- 4.7$ 
D)  $4.7$

Question 3

Find the absolute value.
-$\left| - \frac { 5 } { 6 } \right|$

Accepted Answer

A)  0 
B)  $\frac { 5 } { 6 }$ 
C)  $\frac { 5 } { 3 }$ 
D)  $- \frac { 5 } { 6 }$ 
A)  0 
B)  $\frac { 5 } { 6 }$ 
C)  $\frac { 5 } { 3 }$ 
D)  $- \frac { 5 } { 6 }$

Question 4

Find the opposite, or additive inverse.
-$\frac { 11 } { 6 }$

Accepted Answer

A)  $\frac { 11 } { 6 }$ 
B)  $\frac { 6 } { 11 }$ 
C)  $- \frac { 11 } { 6 }$ 
D)  $- \frac { 6 } { 11 }$ 
A)  $\frac { 11 } { 6 }$ 
B)  $\frac { 6 } { 11 }$ 
C)  $- \frac { 11 } { 6 }$ 
D)  $- \frac { 6 } { 11 }$

Question 5

Write an inequality with the same meaning.
-$23 < 28$

Accepted Answer

A)  $28 \geq 23$ 
B)  $28  23$ 
D)  $23 > 28$ 
A)  $28 \geq 23$ 
B)  $28  23$ 
D)  $23 > 28$

Question 6

Find the opposite, or additive inverse.
-$- \frac { 1 } { 8 }$

Accepted Answer

A)  8 
B)  $\frac { 1 } { 8 }$ 
C)  $- \frac { 1 } { 8 }$ 
D)  $- 8$ 
A)  8 
B)  $\frac { 1 } { 8 }$ 
C)  $- \frac { 1 } { 8 }$ 
D)  $- 8$

Question 7

Evaluate -x for the given value of x.
-$$x = 2.241$$

Accepted Answer

A)  $- 3$ 
B)  $- 2$ 
C)  $- 2.241$ 
D)  $2.241$ 
A)  $- 3$ 
B)  $- 2$ 
C)  $- 2.241$ 
D)  $2.241$

Question 8

Find the absolute value.
-$\left| 8 \frac { 2 } { 7 } \right|$

Accepted Answer

A)  $8 \frac { 2 } { 7 }$ 
B)  $- 8 \frac { 2 } { 7 }$ 
C)  0 
D)  $16 \frac { 2 } { 7 }$ 
A)  $8 \frac { 2 } { 7 }$ 
B)  $- 8 \frac { 2 } { 7 }$ 
C)  0 
D)  $16 \frac { 2 } { 7 }$

Question 9

Find the opposite, or additive inverse.
-20

Accepted Answer

A)  0 
B)  $\frac { 1 } { 20 }$ 
C)  20 
D)  $- 20$ 
A)  0 
B)  $\frac { 1 } { 20 }$ 
C)  20 
D)  $- 20$

Question 10

Evaluate -x for the given value of x.
-$$x = 3$$

Accepted Answer

A)  $- 4$ 
B)  $- 3$ 
C)  0 
D)  3 
A)  $- 4$ 
B)  $- 3$ 
C)  0 
D)  3

Question 11

Find the absolute value.
-$| - 0.003 |$

Accepted Answer

A)  $0.006$ 
B)  $- 0.003$ 
C)  $0.003$ 
D)  0 
A)  $0.006$ 
B)  $- 0.003$ 
C)  $0.003$ 
D)  0

Question 12

Subtract.
-$7 - 19$

Accepted Answer

A)  $- 26$ 
B)  $- 12$ 
C)  $ 26$ 
D)  $ 12$ 
A)  $- 26$ 
B)  $- 12$ 
C)  $ 26$ 
D)  $ 12$

Question 13

Evaluate -(-x)for the given value of x.
-$$x = - \frac { 1 } { 47 }$$

Accepted Answer

A)  $- 47$ 
B)  $\frac { 1 } { 47 }$ 
C)  $- \frac { 1 } { 47 }$ 
D)  47 
A)  $- 47$ 
B)  $\frac { 1 } { 47 }$ 
C)  $- \frac { 1 } { 47 }$ 
D)  47

Question 14

State the real number that corresponds to the situation.
-On a cloudy day, the water temperature in the swimming pool drops 10 degrees.

Accepted Answer

A)  $- 10$ 
B)  10 
A)  $- 10$ 
B)  10

Question 15

Subtract.
-$$\frac { 5 } { 19 } - \frac { 10 } { 19 }$$

Accepted Answer

A)  $\frac { 5 } { 19 }$ 
B)  $- \frac { 5 } { 361 }$ 
C)  $- 5$ 
D)  $- \frac { 5 } { 19 }$ 
A)  $\frac { 5 } { 19 }$ 
B)  $- \frac { 5 } { 361 }$ 
C)  $- 5$ 
D)  $- \frac { 5 } { 19 }$

Question 16

Evaluate -x for the given value of x.
-$$x = - 7.2$$

Accepted Answer

A)  $- \frac { 1 } { 7.2 }$ 
B)  $- 7.2$ 
C)  $7.2$ 
D)  0 
A)  $- \frac { 1 } { 7.2 }$ 
B)  $- 7.2$ 
C)  $7.2$ 
D)  0

Question 17

Graph the numbers on a number line.
-$- 4 \frac { 2 } { 3 } , - 2,0,2 \frac { 2 } { 3 }$

Accepted Answer

A) 
  
B) 
  
C) 
  
D) 
  
A) 
  
B) 
  
C) 
  
D)

Question 18

Evaluate -(-x)for the given value of x.
-$$x = \frac { 1 } { 7 }$$

Accepted Answer

A)  7 
B)  0 
C)  $- \frac { 1 } { 7 }$ 
D)  $\frac { 1 } { 7 }$ 
A)  7 
B)  0 
C)  $- \frac { 1 } { 7 }$ 
D)  $\frac { 1 } { 7 }$

Question 19

Simplify.
-$$3 + ( - 17 ) - ( - 19 ) - 2 + 8$$

Accepted Answer

A)  $- 5$ 
B)  15 
C)  11 
D)  $- 23$ 
A)  $- 5$ 
B)  15 
C)  11 
D)  $- 23$

Question 20

Subtract.
-$0.58 - ( - 0.56 )$

Accepted Answer

A)  $1.14$ 
B)  $0.3248$ 
C)  $0.02$ 
D)  $1.24$ 
A)  $1.14$ 
B)  $0.3248$ 
C)  $0.02$ 
D)  $1.24$

Subtract. -64.78-29

Add. Do not use a number line except as a check. - $- 1.5 + 6.2$

Find the absolute value. - $\left| - \frac { 5 } { 6 } \right|$

Find the opposite, or additive inverse. - $\frac { 11 } { 6 }$

Write an inequality with the same meaning. - $23 < 28$

Find the opposite, or additive inverse. - $- \frac { 1 } { 8 }$

Evaluate -x for the given value of x. - $x = 2.241$

Find the absolute value. - $\left| 8 \frac { 2 } { 7 } \right|$

Find the opposite, or additive inverse. -20

Evaluate -x for the given value of x. - $x = 3$

Find the absolute value. - $| - 0.003 |$

Subtract. - $7 - 19$

Evaluate -(-x)for the given value of x. - $x = - \frac { 1 } { 47 }$

State the real number that corresponds to the situation. -On a cloudy day, the water temperature in the swimming pool drops 10 degrees.

Subtract. - $\frac { 5 } { 19 } - \frac { 10 } { 19 }$

Evaluate -x for the given value of x. - $x = - 7.2$

Graph the numbers on a number line. - $- 4 \frac { 2 } { 3 } , - 2,0,2 \frac { 2 } { 3 }$ $Graph the numbers on a number line. - - 4 \frac { 2 } { 3 } , - 2,0,2 \frac { 2 } { 3 }$

Evaluate -(-x)for the given value of x. - $x = \frac { 1 } { 7 }$

Simplify. - $3 + ( - 17 ) - ( - 19 ) - 2 + 8$

Subtract. - $0.58 - ( - 0.56 )$

Solving Equations and Inequalities

Graphs of Linear Equations

Polynomials: Operations

Polynomials: Factoring

Rational Expressions and Equations

Graphs, Functions, and Applications

Systems of Equations

More on Inequalities

Radical Expressions, Equations, and Functions

Quadratic Equations and Functions

Exponential Functions and Logarithmic Functions

Finding Measures of Central Tendency for Prices and Heights

Filters

Exam 1: Introduction to Real Numbers and Algebraic Expressions

Subtract. -64.78-29

Add. Do not use a number line except as a check. - −1.5+6.2- 1.5 + 6.2−1.5+6.2

Find the absolute value. - ∣−56∣\left| - \frac { 5 } { 6 } \right|​−65​​

Find the opposite, or additive inverse. - 116\frac { 11 } { 6 }611​

Write an inequality with the same meaning. - 23<2823 < 2823<28

Find the opposite, or additive inverse. - −18- \frac { 1 } { 8 }−81​

Evaluate -x for the given value of x. - x=2.241x = 2.241x=2.241

Find the absolute value. - ∣827∣\left| 8 \frac { 2 } { 7 } \right|​872​​