Question 1

Solve the problem.
-Will you be on a higher floor if you take the elevator down 11 floors or up 5 floors?

Accepted Answer

A)  Up 5 floors 
B)  Down 11 floors 
A)  Up 5 floors 
B)  Down 11 floors

Question 2

Add.
-$(-35)+37+(-71)$

Accepted Answer

A)  69 
B)  -143 
C)  -69 
D)  73 
A)  69 
B)  -143 
C)  -69 
D)  73

Question 3

Solve the problem.
-Which is warmest: a temperature of 25 degrees Fahrenheit or a temperature of - 28 degrees Fahrenheit?

Accepted Answer

A)  25 degrees Fahrenheit 
B)  -28 degrees Fahrenheit 
A)  25 degrees Fahrenheit 
B)  -28 degrees Fahrenheit

Question 4

Subtract.
-$-2.4-(-7.4)$

Accepted Answer

A)  5 
B)  -5 
C)  9.8 
D)  -9.8 
A)  5 
B)  -5 
C)  9.8 
D)  -9.8

Question 5

Perform the indicated operation or operations.
-$\left(\frac{3}{8}\right)\left(\frac{4}{5}\right)$

Accepted Answer

A)  $\frac{3}{10}$ 
B)  $\frac{32}{15}$ 
C)  $\frac{1}{40}$ 
D)  $\frac{15}{23}$ 
A)  $\frac{3}{10}$ 
B)  $\frac{32}{15}$ 
C)  $\frac{1}{40}$ 
D)  $\frac{15}{23}$

Question 6

Find the quotient. Simplify.
-$0 \div(-10)$

Accepted Answer

A)  -10 
B)  undefined 
C)  1 
D)  0 
A)  -10 
B)  undefined 
C)  1 
D)  0

Question 7

Find the quotient. Simplify.
-$(-700) \div 7$

Accepted Answer

A)  10 
B)  -70 
C)  -10 
D)  -100 
A)  10 
B)  -70 
C)  -10 
D)  -100

Question 8

Solve.
-Two airplanes take off from the same airport, one traveling east and the other traveling west. At a given point in time, one of the airplanes has flown 329 miles and the other has flown 531 miles. At that point in time, how far apart are they?

Accepted Answer

A)  202 miles 
B)  1720 miles 
C)  850 miles 
D)  860 miles 
A)  202 miles 
B)  1720 miles 
C)  850 miles 
D)  860 miles

Question 9

Solve.
-On January 5 , the temperature at a camp site near the arctic circle was $4^{\circ}$ Fahrenheit. The temperature dropped $5^{\circ} \mathrm{F}$ per day for 12 days. What was the temperature on January 17 th?

Accepted Answer

A)  $57^{\circ}$ 
B)  $-56^{\circ}$ 
C)  $-57^{\circ}$ 
D)  $56^{\circ}$ 
A)  $57^{\circ}$ 
B)  $-56^{\circ}$ 
C)  $-57^{\circ}$ 
D)  $56^{\circ}$

Question 10

Solve the problem.
-On January 5 , the temperature at a camp site near the arctic circle was $6^{\circ}$ Fahrenheit. The temperature dropped $5^{\circ} \mathrm{F}$ per day for 7 days. What was the temperature on January 12 th?

Accepted Answer

A)  $-29^{\circ}$ 
B)  $30^{\circ}$ 
C)  $29^{\circ}$ 
D)  $-30^{\circ}$ 
A)  $-29^{\circ}$ 
B)  $30^{\circ}$ 
C)  $29^{\circ}$ 
D)  $-30^{\circ}$

Question 11

Write a signed number for the statement.
-42-pound gain

Accepted Answer

A)  -42 
B)  42 
A)  -42 
B)  42

Question 12

Write a signed number for the statement.
-$\$ 3343$ out of debt

Accepted Answer

A)  3343 
B)  -3343 
A)  3343 
B)  -3343

Question 13

Add. Do not use a number line except as a check.
-$-\frac{5}{6}+\frac{2}{3}$

Accepted Answer

A)  $-\frac{1}{6}$ 
B)  $-\frac{3}{2}$ 
C)  $\frac{4}{3}$ 
D)  $\frac{3}{2}$ 
A)  $-\frac{1}{6}$ 
B)  $-\frac{3}{2}$ 
C)  $\frac{4}{3}$ 
D)  $\frac{3}{2}$

Question 14

Solve the problem.
-After one round in a card game, your score was 43 points. After the second round, your score was -49 points. How many points did you get in the second game?

Accepted Answer

A)  -6 points 
B)  -92 points 
C)  49 points 
D)  6 points 
A)  -6 points 
B)  -92 points 
C)  49 points 
D)  6 points

Question 15

Simplify.
-$-3 \cdot(-4+1.3)$

Accepted Answer

A)  -8.1 
B)  -15.9 
C)  15.9 
D)  8.1 
A)  -8.1 
B)  -15.9 
C)  15.9 
D)  8.1

Question 16

Solve.
-You make a deposit of $\$ 27$ into your checking account and you write a check for $\$ 78$. What is the overall effect of these two actions?

Accepted Answer

A)  $\$ 105$ 
B)  $\$ 51$ 
C)  $-\$ 51$ 
D)  $-\$ 105$ 
A)  $\$ 105$ 
B)  $\$ 51$ 
C)  $-\$ 51$ 
D)  $-\$ 105$

Question 17

Arrange the numbers from smallest to largest.
-$0,6,-6$

Accepted Answer

A)  $0,-6,6$ 
B)  $6,0,-6$ 
C)  $-6,6,0$ 
D)  $-6,0,6$ 
A)  $0,-6,6$ 
B)  $6,0,-6$ 
C)  $-6,6,0$ 
D)  $-6,0,6$

Question 18

Find the absolute value.
-$|3|$

Accepted Answer

A)  3 
B)  6 
C)  0 
D)  -3 
A)  3 
B)  6 
C)  0 
D)  -3

Question 19

Find the larger number.
--6 and $-1 \frac{1}{3}$

Accepted Answer

A)  $-1 \frac{1}{3}$ 
B)  -6 
A)  $-1 \frac{1}{3}$ 
B)  -6

Question 20

Multiply.
-$\left(\frac{1}{2}\right)\left(-\frac{1}{5}\right)\left(\frac{1}{3}\right)$

Accepted Answer

A)  $\frac{1}{10}$ 
B)  $\frac{1}{30}$ 
C)  $-\frac{1}{10}$ 
D)  $-\frac{1}{30}$ 
A)  $\frac{1}{10}$ 
B)  $\frac{1}{30}$ 
C)  $-\frac{1}{10}$ 
D)  $-\frac{1}{30}$

Solve the problem. -Will you be on a higher floor if you take the elevator down 11 floors or up 5 floors?

Add. - $(-35)+37+(-71)$

Solve the problem. -Which is warmest: a temperature of 25 degrees Fahrenheit or a temperature of - 28 degrees Fahrenheit?

Subtract. - $-2.4-(-7.4)$

Perform the indicated operation or operations. - $\left(\frac{3}{8}\right)\left(\frac{4}{5}\right)$

Find the quotient. Simplify. - $0 \div(-10)$

Find the quotient. Simplify. - $(-700) \div 7$

Solve. -Two airplanes take off from the same airport, one traveling east and the other traveling west. At a given point in time, one of the airplanes has flown 329 miles and the other has flown 531 miles. At that point in time, how far apart are they?

Solve. -On January 5 , the temperature at a camp site near the arctic circle was $4^{\circ}$ Fahrenheit. The temperature dropped $5^{\circ} \mathrm{F}$ per day for 12 days. What was the temperature on January 17 th?

Solve the problem. -On January 5 , the temperature at a camp site near the arctic circle was $6^{\circ}$ Fahrenheit. The temperature dropped $5^{\circ} \mathrm{F}$ per day for 7 days. What was the temperature on January 12 th?

Write a signed number for the statement. -42-pound gain

Write a signed number for the statement. - $\$ 3343$ out of debt

Add. Do not use a number line except as a check. - $-\frac{5}{6}+\frac{2}{3}$

Solve the problem. -After one round in a card game, your score was 43 points. After the second round, your score was -49 points. How many points did you get in the second game?

Simplify. - $-3 \cdot(-4+1.3)$

Solve. -You make a deposit of $\$ 27$ into your checking account and you write a check for $\$ 78$ . What is the overall effect of these two actions?

Arrange the numbers from smallest to largest. - $0,6,-6$

Find the absolute value. - $|3|$

Find the larger number. --6 and $-1 \frac{1}{3}$

Multiply. - $\left(\frac{1}{2}\right)\left(-\frac{1}{5}\right)\left(\frac{1}{3}\right)$

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Exam 7: Signed Numbers

Solve the problem. -Will you be on a higher floor if you take the elevator down 11 floors or up 5 floors?

Add. - (−35)+37+(−71)(-35)+37+(-71)(−35)+37+(−71)

Solve the problem. -Which is warmest: a temperature of 25 degrees Fahrenheit or a temperature of - 28 degrees Fahrenheit?

Subtract. - −2.4−(−7.4)-2.4-(-7.4)−2.4−(−7.4)

Perform the indicated operation or operations. - (38)(45)\left(\frac{3}{8}\right)\left(\frac{4}{5}\right)(83​)(54​)

Find the quotient. Simplify. - 0÷(−10)0 \div(-10)0÷(−10)

Find the quotient. Simplify. - (−700)÷7(-700) \div 7(−700)÷7