Integers Absolute Value and Number Lines

Integers and Absolute Value

by Isaac Mairura

​Part 1: Integers

• An integer is a whole number and its negative counterparts.

• ​An negative integer is used to describe quantities less than zero.

• ​A positive integer is used to describe quantities more than zero.

Multiple Choice

In a board game, Colin in game keeps score of his points. His score was -2 in the first game and 21 points in the second game. What was the difference in the score between his first game and his second?

• +9

• +12

• +23

• +21

​Part 2: Absolute Value

• ​Absolute value is a number's distance from zero on a number line. We indicate absolute value by putting two bars around the number. Example: [-4] This is read, "the absolute value of -4." Because -4 is 4 spaces from zero on the number line, the absolute value is 4.

Fill in the Blanks

Multiple Choice

Fill in the blank. Absolute value is always _______.

• Positive

• Negative

• Neutral

• Equal