• negative numbers- numbers less than zero• positive numbers- numbers greater than zero

• Opposites- numbers that are the same distance from zero in opposite directions

• Integers- positive whole numbers, their opposites, and zero

• Use integers to represent real-world data.

Use Integers to Represent Data

GROWTH Write an integer that represents a height increase of 3 inches.

An increase represents a positive number.

Answer: The integer is +3 or 3.

A. A

B. B

C. C

D. D

WEATHER Write an integer that represents a temperature of 12 degrees above zero.

Use Integers to Represent Data

GOLF Write an integer that represents a golfer who is seven shots below par.

The word below represents a negative number.

Answer: The integer is –7.

1. A

2. B

3. C

4. D

FOOTBALL Write an integer that represents a loss of 8 yards on the second down.

Graph an Integer on a Number Line

Graph –2 on a number line.

Draw a number line. Then draw a dot at the location that represents –2.

Answer:

1. A

2. B

3. C

Graph –5 on a number line.

WEATHER The table shows the lowest temperatures in some cities and towns. Make a line plot of the data.

Draw a number line. –10 would be plotted farthest to the left and 15 farthest to the right. So you can use a scale of –10 to 15. Put an x above the number that represents each temperature in the table.

Make a Line Plot

Answer:

A. A

B. B

C. C

D. D

VIDEO GAMES The table shows Carter’s score each time he played a video game. Make a line plot of the data.