GED Math : Number Lines

Study concepts, example questions & explanations for GED Math

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Example Questions

Example Question #42 : Numbers

A) The distance between -3 and 1 on a number line.

B) The distance between 2 and 5 on a number line.

C) The distance between -2 and 3 on a number line.

 

Possible Answers:

8

16

2

5

12

Correct answer:

12

Explanation:

To find the distance between any two numbers on a number line, remember that negative numbers lie to the left of zero and positive numbers lie to the right. This is easier to do understand with a picture:

 

Number_line5

A) The distance between -3 and 1 on a number line is 4.

B) The distance between 2 and 5 on a number line is 3.

C) The distance between -2 and 3 on a number line is 5.

 

Example Question #43 : Numbers

A) The distance between -3 and 0.

B) The distance between -1 and 2.

C) The distance between -2 and 2.

 

Possible Answers:

3

11

4

10

5

Correct answer:

10

Explanation:

To find the sum of these values, you first need to find each individual difference. Use a number line to help visualize the distance between each pair of numbers: 

Number_line2

 

A) The distance between -3 and 0 is 3.

B) The distance between -1 and 2 is 3.

C) The distance between -2 and 2 is 4.

 

Example Question #44 : Ged Math

Which of the following number lines represents the inequality ?

Possible Answers:

A

B

D

C

Correct answer:

A

Explanation:

Start by solving the inequality.

Thus, the correct answer should show as  between .

Recall that a  sign means that there should be an open circle on the number line, and that a  sign needs to have a closed circle on the number line.

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