Question 1

Find the product.
-$\left(-\frac{1}{5}\right)^{3}$

Accepted Answer

A)  $\frac{1}{125}$ 
B)  -125 
C)  $-\frac{1}{125}$ 
D)  125 
A)  $\frac{1}{125}$ 
B)  -125 
C)  $-\frac{1}{125}$ 
D)  125

Question 2

Multiply.
-$96 \cdot(-2)$

Accepted Answer

A)  190 
B)  -190 
C)  -288 
D)  -192 
A)  190 
B)  -190 
C)  -288 
D)  -192

Question 3

Find the product.
-$(-0.2)^{2}$

Accepted Answer

A)  0.04 
B)  -0.004 
C)  -0.04 
D)  0.004 
A)  0.04 
B)  -0.004 
C)  -0.04 
D)  0.004

Question 4

Answer the questions.
-Find the larger number. -6 and -9

Accepted Answer

A)  -9 
B)  -6 
A)  -9 
B)  -6

Question 5

Evaluate.
-$(6-9)^{2} \div(-3)$

Accepted Answer

A)  0 
B)  $\frac{1}{3}$ 
C)  -3 
D)  3 
A)  0 
B)  $\frac{1}{3}$ 
C)  -3 
D)  3

Question 6

Multiply.
-$-1.96 \cdot(-1.6)$

Accepted Answer

A)  0.36 
B)  3.56 
C)  -3.56 
D)  3.136 
A)  0.36 
B)  3.56 
C)  -3.56 
D)  3.136

Question 7

Multiply.
-$-0.3 \cdot(-0.6)$

Accepted Answer

A)  -0.8 
B)  0.18 
C)  -0.9 
D)  -0.3 
A)  -0.8 
B)  0.18 
C)  -0.9 
D)  -0.3

Question 8

Answer the questions.
-A number has an absolute value of 41 , and is negative. What is the number?

Accepted Answer

A)  41 
B)  -41 
C)  0 
D)  no such number 
A)  41 
B)  -41 
C)  0 
D)  no such number

Question 9

Add. Do not use a number line except as a check.
-$-\frac{3}{8}+\left(-\frac{7}{8}\right)$

Accepted Answer

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

Question 10

Find the quotient. Simplify.
-$(-30) \div(-10)$

Accepted Answer

A)  3 
B)  -10 
C)  -3 
D)  10 
A)  3 
B)  -10 
C)  -3 
D)  10

Question 11

Perform the indicated operation or operations.
-$-\frac{1}{9} \cdot 2 \frac{1}{4}$

Accepted Answer

A)  $-\frac{1}{4}$ 
B)  $-\frac{1}{6}$ 
C)  $\frac{1}{9}$ 
D)  $\frac{1}{4}$ 
A)  $-\frac{1}{4}$ 
B)  $-\frac{1}{6}$ 
C)  $\frac{1}{9}$ 
D)  $\frac{1}{4}$

Question 12

Find the sum.
-$8.8+(-3.1)$

Accepted Answer

A)  8.8 
B)  5.7 
C)  11.9 
D)  -11.9 
A)  8.8 
B)  5.7 
C)  11.9 
D)  -11.9

Question 13

Find the sum.
-$-26+(-36)$

Accepted Answer

A)  10 
B)  62 
C)  -10 
D)  -62 
A)  10 
B)  62 
C)  -10 
D)  -62

Question 14

Simplify.
-$1(-8)+(-2)(-4)$

Accepted Answer

A)  4 
B)  -16 
C)  16 
D)  0 
A)  4 
B)  -16 
C)  16 
D)  0

Question 15

Perform the indicated operation or operations.
-$\left(\frac{17}{25}\right)\left(\frac{15}{22}\right)$

Accepted Answer

A)  $\frac{51}{110}$ 
B)  $-\frac{17}{550}$ 
C)  $\frac{32}{47}$ 
D)  $\frac{375}{374}$ 
A)  $\frac{51}{110}$ 
B)  $-\frac{17}{550}$ 
C)  $\frac{32}{47}$ 
D)  $\frac{375}{374}$

Question 16

Solve the problem.
-You deposit $\$ 75$ a week from a savings account for 5 weeks. What is the overall change in the account?

Accepted Answer

A)  $\$ 80$ 
B)  $\$ 375$ 
C)  $-\$ 80$ 
D)  $-\$ 375$ 
A)  $\$ 80$ 
B)  $\$ 375$ 
C)  $-\$ 80$ 
D)  $-\$ 375$

Question 17

Insert parentheses, if needed, to make the expression on the left equal to the number on the right.
-$4 \cdot 6-2=16$

Accepted Answer

A)  $(4)(6)(-2)=16$ 
B)  $4 \cdot 6(-2)=16$ 
C)  $4 \cdot(6-2)=16$ 
D)  $(4 \cdot 6)-2=16$ 
A)  $(4)(6)(-2)=16$ 
B)  $4 \cdot 6(-2)=16$ 
C)  $4 \cdot(6-2)=16$ 
D)  $(4 \cdot 6)-2=16$

Question 18

Perform the operation. Write the answer as a mixed number.
-$11 \frac{1}{4}-7 \frac{1}{4}$

Accepted Answer

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

Question 19

Find the sum.
-$29+(-2)$

Accepted Answer

A)  -27 
B)  -31 
C)  31 
D)  27 
A)  -27 
B)  -31 
C)  31 
D)  27

Question 20

Multiply.
-$-10 \cdot(-14)$

Accepted Answer

A)  140 
B)  -150 
C)  154 
D)  150 
A)  140 
B)  -150 
C)  154 
D)  150

Find the product. - $\left(-\frac{1}{5}\right)^{3}$

Multiply. - $96 \cdot(-2)$

Find the product. - $(-0.2)^{2}$

Answer the questions. -Find the larger number. -6 and -9

Evaluate. - $(6-9)^{2} \div(-3)$

Multiply. - $-1.96 \cdot(-1.6)$

Multiply. - $-0.3 \cdot(-0.6)$

Answer the questions. -A number has an absolute value of 41 , and is negative. What is the number?

Add. Do not use a number line except as a check. - $-\frac{3}{8}+\left(-\frac{7}{8}\right)$

Find the quotient. Simplify. - $(-30) \div(-10)$

Perform the indicated operation or operations. - $-\frac{1}{9} \cdot 2 \frac{1}{4}$

Find the sum. - $8.8+(-3.1)$

Find the sum. - $-26+(-36)$

Simplify. - $1(-8)+(-2)(-4)$

Perform the indicated operation or operations. - $\left(\frac{17}{25}\right)\left(\frac{15}{22}\right)$

Solve the problem. -You deposit $\$ 75$ a week from a savings account for 5 weeks. What is the overall change in the account?

Insert parentheses, if needed, to make the expression on the left equal to the number on the right. - $4 \cdot 6-2=16$

Perform the operation. Write the answer as a mixed number. - $11 \frac{1}{4}-7 \frac{1}{4}$

Find the sum. - $29+(-2)$

Multiply. - $-10 \cdot(-14)$

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Exam 7: Signed Numbers

Find the product. - (−15)3\left(-\frac{1}{5}\right)^{3}(−51​)3

Multiply. - 96⋅(−2)96 \cdot(-2)96⋅(−2)

Find the product. - (−0.2)2(-0.2)^{2}(−0.2)2

Answer the questions. -Find the larger number. -6 and -9

Evaluate. - (6−9)2÷(−3)(6-9)^{2} \div(-3)(6−9)2÷(−3)

Multiply. - −1.96⋅(−1.6)-1.96 \cdot(-1.6)−1.96⋅(−1.6)

Multiply. - −0.3⋅(−0.6)-0.3 \cdot(-0.6)−0.3⋅(−0.6)