Lesson 1: Integers and Absolute Value
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Words to Know
Integer: any number from the set { ... -3, -2, -1, 0, 1, 2, 3, ... }
Negative Integer: integers less than 0, represented with a - sign
Positive Integer: integers greater than 0, represented with a + sign
Graph: draw a dot on the number line
Absolute Value: the number of spots a number is away from zero, represented by | | signs
Negative Integer: integers less than 0, represented with a - sign
Positive Integer: integers greater than 0, represented with a + sign
Graph: draw a dot on the number line
Absolute Value: the number of spots a number is away from zero, represented by | | signs
Examples
2. Absolute Value
Video
Video
Tips
Absolute value does not mean opposite!!!
Extra Examples
Problems of the DAY
Answers must be submitted by 9am the following school day!
1. Evaluate |-7| - 5
2. Write an integer for 53 degrees below zero.
1. Evaluate |-7| - 5
2. Write an integer for 53 degrees below zero.