Math Quiz: Absolute Value

1. The absolute value of a number n is ...

the distance of the number n from zero

the sum of its negative and positive values

2. How is the absolute value of n denoted?

| n |

[ n ]

{ n }

3. Can the absolute value of the number n be negative?

No

Yes

4. Simplify −| −5 |

5

|5|

−5

5. Simplify | 2 + 3(−4) |

14

10

12

6. Is equality true?
-|-24| = -24

Yes

No

7. Is equality true?
-(-3)= -|-3|

Yes

No

8. What is the absolute value of −12?

12

-12

0

9. Is equality always true?
|a+b| = |a| + |b|

Yes

No

10. Is equality always true?
|ab| = |a||b|

Yes

No

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Math Quiz: Absolute Value

Test yourself

1. The absolute value of a number n is ...

2. How is the absolute value of n denoted?

3. Can the absolute value of the number n be negative?

4. Simplify −| −5 |

5. Simplify | 2 + 3(−4) |

6. Is equality true? -|-24| = -24

7. Is equality true? -(-3)= -|-3|

8. What is the absolute value of −12?

9. Is equality always true? |a+b| = |a| + |b|

10. Is equality always true? |ab| = |a||b|

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6. Is equality true?
-|-24| = -24

7. Is equality true?
-(-3)= -|-3|

9. Is equality always true?
|a+b| = |a| + |b|

10. Is equality always true?
|ab| = |a||b|