Question 1

Solve. Express your answer as a signed number.
-A football player lost 6 yards on each of a number of plays. His total yardage lost was 36 yards. How many plays were involved?

Accepted Answer

A)  6 
B)  8 
C)  7 
D)  5 
A)  6 
B)  8 
C)  7 
D)  5

Question 2

Evaluate.
-$-196 \div 7$

Accepted Answer

A)  28 
B)  -38 
C)  -28 
D)  $-\frac{1}{28}$ 
A)  28 
B)  -38 
C)  -28 
D)  $-\frac{1}{28}$

Question 3

Combine.
-$7 \frac{1}{5}+\left(-1 \frac{3}{5}\right)-1$

Accepted Answer

A)  $5 \frac{4}{5}$ 
B)  $6 \frac{3}{5}$ 
C)  $6 \frac{1}{3}$ 
D)  $4 \frac{3}{5}$ 
A)  $5 \frac{4}{5}$ 
B)  $6 \frac{3}{5}$ 
C)  $6 \frac{1}{3}$ 
D)  $4 \frac{3}{5}$

Question 4

Determine the sign and the absolute value of the number.
-6.1

Accepted Answer

A)  Sign: + ; absolute value: -6.1 
B)  Sign: -; absolute value: 6.1 
C)  Sign: +; absolute value: 6.1 
D)  Sign: -; absolute value: -6.1 
A)  Sign: + ; absolute value: -6.1 
B)  Sign: -; absolute value: 6.1 
C)  Sign: +; absolute value: 6.1 
D)  Sign: -; absolute value: -6.1

Question 5

Evaluate.
-$3-4$

Accepted Answer

A)  1 
B)  7 
C)  -1 
D)  -7 
A)  1 
B)  7 
C)  -1 
D)  -7

Question 6

Solve the problem.
-The price of Thearson stock fell $\frac{1}{8}$ of a dollar each week for 35 weeks in a row. What is the overall change in the stock price?

Accepted Answer

A)  $-\$ 4 \frac{3}{8}$ 
B)  $\$ 4 \frac{1}{4}$ 
C)  $-\$ 4 \frac{1}{2}$ 
D)  $\$ 4 \frac{5}{8}$ 
A)  $-\$ 4 \frac{3}{8}$ 
B)  $\$ 4 \frac{1}{4}$ 
C)  $-\$ 4 \frac{1}{2}$ 
D)  $\$ 4 \frac{5}{8}$

Question 7

Perform the operation. Write the answer as a mixed number.
-$-\frac{7}{8}-\frac{9}{5}$

Accepted Answer

A)  $-8 \frac{3}{13}$ 
B)  $-\frac{2}{5}$ 
C)  $-1 \frac{3}{13}$ 
D)  $-2 \frac{27}{40}$ 
A)  $-8 \frac{3}{13}$ 
B)  $-\frac{2}{5}$ 
C)  $-1 \frac{3}{13}$ 
D)  $-2 \frac{27}{40}$

Question 8

Perform the operation. Write the answer as a mixed number.
-$-7-\left(-3 \frac{1}{2}\right)$

Accepted Answer

A)  $-3 \frac{1}{2}$ 
B)  $1 \frac{1}{2}$ 
C)  $10 \frac{1}{2}$ 
D)  $-4 \frac{1}{2}$ 
A)  $-3 \frac{1}{2}$ 
B)  $1 \frac{1}{2}$ 
C)  $10 \frac{1}{2}$ 
D)  $-4 \frac{1}{2}$

Question 9

Add the numbers using the number line.
-$-97+95$

Accepted Answer

A)  2 
B)  -2 
C)  192 
D)  -192 
A)  2 
B)  -2 
C)  192 
D)  -192

Question 10

Combine.
-$5-0-(-11)-9+(-1)$

Accepted Answer

A)  24 
B)  4 
C)  2 
D)  6 
A)  24 
B)  4 
C)  2 
D)  6

Question 11

Determine the sign and the absolute value of the number.
-8.5

Accepted Answer

A)  Sign: +; absolute value: -8.5 
B)  Sign: -; absolute value: -8.5 
C)  Sign: -; absolute value: 8.5 
D)  Sign: + ; absolute value: 8.5 
A)  Sign: +; absolute value: -8.5 
B)  Sign: -; absolute value: -8.5 
C)  Sign: -; absolute value: 8.5 
D)  Sign: + ; absolute value: 8.5

Question 12

Perform the operation. Write the answer as a mixed number.
-$7-2 \frac{1}{6}$

Accepted Answer

A)  4 
B)  $4 \frac{5}{6}$ 
C)  $-5 \frac{5}{6}$ 
D)  $5 \frac{5}{6}$ 
A)  4 
B)  $4 \frac{5}{6}$ 
C)  $-5 \frac{5}{6}$ 
D)  $5 \frac{5}{6}$

Question 13

Find the sum.
-$-85+0$

Accepted Answer

A)  85 
B)  0 
C)  -850 
D)  -85 
A)  85 
B)  0 
C)  -850 
D)  -85

Question 14

Solve the problem.
-In four rounds of a card game, you get scores of $-1,-4,-8$, and 10 . What is your final score?

Accepted Answer

A)  21 
B)  -3 
C)  3 
D)  -21 
A)  21 
B)  -3 
C)  3 
D)  -21

Question 15

Divide.
-$(-14.214) \div(-2.76)$

Accepted Answer

A)  2.76 
B)  -5.15 
C)  -2.76 
D)  5.15 
A)  2.76 
B)  -5.15 
C)  -2.76 
D)  5.15

Question 16

Insert parentheses, if needed, to make the expression on the left equal to the number on the right.
-$8 \cdot 8+4 \div 3+3=16$

Accepted Answer

A)  $8 \cdot(8+4) \div 3+3=16$ 
B)  $8 \cdot 8+(4 \div 3)+3=16$ 
C)  $8 \cdot 8+4 \div(3+3)=16$ 
D)  $8 \cdot(8+4) \div(3+3)=16$ 
A)  $8 \cdot(8+4) \div 3+3=16$ 
B)  $8 \cdot 8+(4 \div 3)+3=16$ 
C)  $8 \cdot 8+4 \div(3+3)=16$ 
D)  $8 \cdot(8+4) \div(3+3)=16$

Question 17

Perform the operation. Write the answer as a mixed number.
-$7 \frac{1}{5}-12 \frac{1}{5}$

Accepted Answer

A)  -6 
B)  $-5 \frac{1}{2}$ 
C)  -5 
D)  -4 
A)  -6 
B)  $-5 \frac{1}{2}$ 
C)  -5 
D)  -4

Question 18

Simplify.
-$\frac{-9}{-9}$

Accepted Answer

A)  -1 
B)  $\frac{1}{9}$ 
C)  0 
D)  1 
A)  -1 
B)  $\frac{1}{9}$ 
C)  0 
D)  1

Question 19

Simplify.
-$4^{2}-(-7)$

Accepted Answer

A)  22 
B)  23 
C)  10 
D)  9 
A)  22 
B)  23 
C)  10 
D)  9

Question 20

Find the opposite of the number.
-$-6 \frac{1}{4}$

Accepted Answer

A)  $-4 \frac{1}{6}$ 
B)  $6 \frac{1}{-4}$ 
C)  $6 \frac{1}{4}$ 
D)  $4 \frac{1}{6}$ 
A)  $-4 \frac{1}{6}$ 
B)  $6 \frac{1}{-4}$ 
C)  $6 \frac{1}{4}$ 
D)  $4 \frac{1}{6}$

Solve. Express your answer as a signed number. -A football player lost 6 yards on each of a number of plays. His total yardage lost was 36 yards. How many plays were involved?

Evaluate. - $-196 \div 7$

Combine. - $7 \frac{1}{5}+\left(-1 \frac{3}{5}\right)-1$

Determine the sign and the absolute value of the number. -6.1

Evaluate. - $3-4$

Solve the problem. -The price of Thearson stock fell $\frac{1}{8}$ of a dollar each week for 35 weeks in a row. What is the overall change in the stock price?

Perform the operation. Write the answer as a mixed number. - $-\frac{7}{8}-\frac{9}{5}$

Perform the operation. Write the answer as a mixed number. - $-7-\left(-3 \frac{1}{2}\right)$

Add the numbers using the number line. - $-97+95$

Combine. - $5-0-(-11)-9+(-1)$

Determine the sign and the absolute value of the number. -8.5

Perform the operation. Write the answer as a mixed number. - $7-2 \frac{1}{6}$

Find the sum. - $-85+0$

Solve the problem. -In four rounds of a card game, you get scores of $-1,-4,-8$ , and 10 . What is your final score?

Divide. - $(-14.214) \div(-2.76)$

Insert parentheses, if needed, to make the expression on the left equal to the number on the right. - $8 \cdot 8+4 \div 3+3=16$

Perform the operation. Write the answer as a mixed number. - $7 \frac{1}{5}-12 \frac{1}{5}$

Simplify. - $\frac{-9}{-9}$

Simplify. - $4^{2}-(-7)$

Find the opposite of the number. - $-6 \frac{1}{4}$

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Exam 7: Signed Numbers

Solve. Express your answer as a signed number. -A football player lost 6 yards on each of a number of plays. His total yardage lost was 36 yards. How many plays were involved?

Evaluate. - −196÷7-196 \div 7−196÷7

Combine. - 715+(−135)−17 \frac{1}{5}+\left(-1 \frac{3}{5}\right)-1751​+(−153​)−1

Determine the sign and the absolute value of the number. -6.1

Evaluate. - 3−43-43−4

Solve the problem. -The price of Thearson stock fell 18\frac{1}{8}81​ of a dollar each week for 35 weeks in a row. What is the overall change in the stock price?

Perform the operation. Write the answer as a mixed number. - −78−95-\frac{7}{8}-\frac{9}{5}−87​−59​

Perform the operation. Write the answer as a mixed number. - −7−(−312)-7-\left(-3 \frac{1}{2}\right)−7−(−321​)

Add the numbers using the number line. - −97+95-97+95−97+95

Combine. - 5−0−(−11)−9+(−1)5-0-(-11)-9+(-1)5−0−(−11)−9+(−1)