Question 1

Subtract: 10 - (-14) - 3 - 4

Accepted Answer

A)  23 
B)  -11 
C)  31 
D)  -31 
E)  17 
A)  23 
B)  -11 
C)  31 
D)  -31 
E)  17

Question 2

Simplify the following expression. $- \frac { 2 } { 8 } - \left( - \frac { 2 } { 9 } \right) + \frac { 2 } { 10 }$

Accepted Answer

A)  $- \frac { 1 } { 180 }$ 
B)  $\frac { 1 } { 180 }$ 
C)  $- \frac { 31 } { 180 }$ 
D)  $- 1$ 
E)  $\frac { 31 } { 180 }$ 
A)  $- \frac { 1 } { 180 }$ 
B)  $\frac { 1 } { 180 }$ 
C)  $- \frac { 31 } { 180 }$ 
D)  $- 1$ 
E)  $\frac { 31 } { 180 }$

Question 3

Simplify: $139.91 \div ( - 1.7 )$

Accepted Answer

A)  -82.3 
B)  -8230 
C)  -8.23 
D)  8230 
E)  82.3 
A)  -82.3 
B)  -8230 
C)  -8.23 
D)  8230 
E)  82.3

Question 4

The normal range for a red blood cell count is 3.6 × $10 ^ { 2 }$ cells/?l to 3.0 × $10 ^ { 2 }$ cells/?l. Write these numbers in decimal notation.

Accepted Answer

A)  3600 cells/?l to 3000 cells/?l 
B)  360 cells/?l to 300 cells/?l 
C)  36,000 cells/?l to 30,000 cells/?l 
D)  3.6cells/?l to 3 cells/?l 
E)  36 cells/?l to 30 cells/?l 
A)  3600 cells/?l to 3000 cells/?l 
B)  360 cells/?l to 300 cells/?l 
C)  36,000 cells/?l to 30,000 cells/?l 
D)  3.6cells/?l to 3 cells/?l 
E)  36 cells/?l to 30 cells/?l

Question 5

Simplify the following expression. $\left( - \frac { 6 } { 11 } \right) \left( - \frac { 7 } { 8 } \right)$

Accepted Answer

A)  $\frac { 21 } { 44 }$ 
B)  $\frac { 21 } { 64 }$ 
C)  $- \frac { 21 } { 44 }$ 
D)  $\frac { 21 } { 43 }$ 
E)  $- \frac { 21 } { 43 }$ 
A)  $\frac { 21 } { 44 }$ 
B)  $\frac { 21 } { 64 }$ 
C)  $- \frac { 21 } { 44 }$ 
D)  $\frac { 21 } { 43 }$ 
E)  $- \frac { 21 } { 43 }$

Question 6

Place the correct symbol, , between the two numbers. 2 ____ -4

Accepted Answer

A)   
A)

Question 7

What is the difference between -24 and 3?

Accepted Answer

A)  -20 
B)  21 
C)  -27 
D)  27 
E)  -22 
A)  -20 
B)  21 
C)  -27 
D)  27 
E)  -22

Question 8

Multiply: -8 . (0)

Accepted Answer

A)  8 
B)  -6 
C)  -8 
D)  6 
E)  0 
A)  8 
B)  -6 
C)  -8 
D)  6 
E)  0

Question 9

Write the given numbers in order from smallest to largest. |-17|, |2|, -|7|, -4

Accepted Answer

A)  -|7|, -4, |2|, |-17| 
B)  -|7|, |-17|, |2|, -4 
C)  -|7|, -4, |-17|, |2| 
D)  |-17|, -|7|, -4, |2| 
E)  -4, -|7|, |-17|, |2| 
A)  -|7|, -4, |2|, |-17| 
B)  -|7|, |-17|, |2|, -4 
C)  -|7|, -4, |-17|, |2| 
D)  |-17|, -|7|, -4, |2| 
E)  -4, -|7|, |-17|, |2|

Question 10

Add: -19 + (-6) + 14

Accepted Answer

A)  1 
B)  39 
C)  -11 
D)  27 
E)  -25 
A)  1 
B)  39 
C)  -11 
D)  27 
E)  -25

Question 11

Divide: 0 $\div$ (-15)

Accepted Answer

A)  15 
B)  8 
C)  $0$ 
D)  -15 
E)  -6 
A)  15 
B)  8 
C)  $0$ 
D)  -15 
E)  -6

Question 12

Simplify the following. $6 \times 4 - ( 4 + 38 ) \div 7 + 4 - 6 + 5$

Accepted Answer

A)  -21 
B)  13 
C)  -13 
D)  21 
E)  33 
A)  -21 
B)  13 
C)  -13 
D)  21 
E)  33

Question 13

Multiply: (-18)(-29)

Accepted Answer

A)  522 
B)  -11 
C)  47 
D)  -522 
E)  11 
A)  522 
B)  -11 
C)  47 
D)  -522 
E)  11

Question 14

What is -16 more than -6?

Accepted Answer

A)  -11 
B)  10 
C)  -22 
D)  -23 
E)  -10 
A)  -11 
B)  10 
C)  -22 
D)  -23 
E)  -10

Question 15

What is -26 decreased by 6?

Accepted Answer

A)  20 
B)  -20 
C)  -32 
D)  -31 
E)  -21 
A)  20 
B)  -20 
C)  -32 
D)  -31 
E)  -21

Question 16

Evaluate -|64|.

Accepted Answer

A)  64 
B)  -64 
C)  0 
D)  -1 
E)  1 
A)  64 
B)  -64 
C)  0 
D)  -1 
E)  1

Question 17

Simplify the following. $( - 8 ) ^ { 2 } - ( - 9 ) ^ { 2 } - 3$

Accepted Answer

A)  -1 
B)  142 
C)  -14 
D)  -20 
E)  -5 
A)  -1 
B)  142 
C)  -14 
D)  -20 
E)  -5

Question 18

Find the opposite number of -6.

Accepted Answer

A)  $- 6$ 
B)  $6$ 
C)  - $\frac { 1 } { 6 }$ 
D)  $\frac { 1 } { 6 }$ 
E)  $0$ 
A)  $- 6$ 
B)  $6$ 
C)  - $\frac { 1 } { 6 }$ 
D)  $\frac { 1 } { 6 }$ 
E)  $0$

Question 19

Subtract: -14 - 27

Accepted Answer

A)  -14 
B)  -13 
C)  12 
D)  -41 
E)  13 
A)  -14 
B)  -13 
C)  12 
D)  -41 
E)  13

Question 20

A temperature measurement from the Earth's stratosphere is taken as -68 ${ } ^ { \circ } \mathrm { F }$ . The temperature on the Earth's surface below is found to be 42 ${ } ^ { \circ } \mathrm { F }$ . Find the difference between the surface temperature reading and the stratosphere temperature reading.

Accepted Answer

A)  -27 ${ } ^ { \circ } \mathrm { F }$ 
B)  -26 ${ } ^ { \circ } \mathrm { F }$ 
C)  27 ${ } ^ { \circ } \mathrm { F }$ 
D)  110 ${ } ^ { \circ } \mathrm { F }$ 
E)  26 ${ } ^ { \circ } \mathrm { F }$ 
A)  -27 ${ } ^ { \circ } \mathrm { F }$ 
B)  -26 ${ } ^ { \circ } \mathrm { F }$ 
C)  27 ${ } ^ { \circ } \mathrm { F }$ 
D)  110 ${ } ^ { \circ } \mathrm { F }$ 
E)  26 ${ } ^ { \circ } \mathrm { F }$

Subtract: 10 - (-14) - 3 - 4

Simplify the following expression. $- \frac { 2 } { 8 } - \left( - \frac { 2 } { 9 } \right) + \frac { 2 } { 10 }$

Simplify: $139.91 \div ( - 1.7 )$

The normal range for a red blood cell count is 3.6 × $10 ^ { 2 }$ cells/?l to 3.0 × $10 ^ { 2 }$ cells/?l. Write these numbers in decimal notation.

Simplify the following expression. $\left( - \frac { 6 } { 11 } \right) \left( - \frac { 7 } { 8 } \right)$

Place the correct symbol, < or >, between the two numbers. 2 ____ -4

What is the difference between -24 and 3?

Multiply: -8 . (0)

Write the given numbers in order from smallest to largest. |-17|, |2|, -|7|, -4

Add: -19 + (-6) + 14

Divide: 0 $\div$ (-15)

Simplify the following. $6 \times 4 - ( 4 + 38 ) \div 7 + 4 - 6 + 5$

Multiply: (-18)(-29)

What is -16 more than -6?

What is -26 decreased by 6?

Evaluate -|64|.

Simplify the following. $( - 8 ) ^ { 2 } - ( - 9 ) ^ { 2 } - 3$

Find the opposite number of -6.

Subtract: -14 - 27

Whole Numbers

Fractions

Decimals

Ratio and Proportion

Percents

Applications for Business

Statistics and Probability

Us Units of Measurement

Metric System Measurement

Introduction to Algebra

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Exam 10: Rational Numbers

Subtract: 10 - (-14) - 3 - 4

Simplify the following expression. −28−(−29)+210- \frac { 2 } { 8 } - \left( - \frac { 2 } { 9 } \right) + \frac { 2 } { 10 }−82​−(−92​)+102​

Simplify: 139.91÷(−1.7)139.91 \div ( - 1.7 )139.91÷(−1.7)

The normal range for a red blood cell count is 3.6 × 10210 ^ { 2 }102 cells/?l to 3.0 × 10210 ^ { 2 }102 cells/?l. Write these numbers in decimal notation.

Simplify the following expression. (−611)(−78)\left( - \frac { 6 } { 11 } \right) \left( - \frac { 7 } { 8 } \right)(−116​)(−87​)

Place the correct symbol, < or >, between the two numbers. 2 ____ -4

What is the difference between -24 and 3?

Multiply: -8 . (0)

Write the given numbers in order from smallest to largest. |-17|, |2|, -|7|, -4

Add: -19 + (-6) + 14

Divide: 0 ÷\div÷ (-15)

Simplify the following. 6×4−(4+38)÷7+4−6+56 \times 4 - ( 4 + 38 ) \div 7 + 4 - 6 + 56×4−(4+38)÷7+4−6+5

Multiply: (-18)(-29)

What is -16 more than -6?

What is -26 decreased by 6?

Evaluate -|64|.

Simplify the following. (−8)2−(−9)2−3( - 8 ) ^ { 2 } - ( - 9 ) ^ { 2 } - 3(−8)2−(−9)2−3

Find the opposite number of -6.

Subtract: -14 - 27

Whole Numbers

Fractions

Decimals

Ratio and Proportion

Percents

Applications for Business

Statistics and Probability

Us Units of Measurement

Metric System Measurement

Introduction to Algebra

Filters

Simplify the following expression. $- \frac { 2 } { 8 } - \left( - \frac { 2 } { 9 } \right) + \frac { 2 } { 10 }$

Simplify: $139.91 \div ( - 1.7 )$

The normal range for a red blood cell count is 3.6 × $10 ^ { 2 }$ cells/?l to 3.0 × $10 ^ { 2 }$ cells/?l. Write these numbers in decimal notation.

Simplify the following expression. $\left( - \frac { 6 } { 11 } \right) \left( - \frac { 7 } { 8 } \right)$

Divide: 0 $\div$ (-15)

Simplify the following. $6 \times 4 - ( 4 + 38 ) \div 7 + 4 - 6 + 5$

Simplify the following. $( - 8 ) ^ { 2 } - ( - 9 ) ^ { 2 } - 3$