1.1 Integers and Opposites

Front

What is an integer?

Back

An integer is a whole number that can be positive, negative, or zero.

Front

What are negative integers?

Back

Negative integers are whole numbers less than zero, such as -1, -2, -3.

Front

What are positive integers?

Back

Positive integers are whole numbers greater than zero, such as 1, 2, 3.

Front

What is the opposite of a positive integer?

Back

The opposite of a positive integer is a negative integer of the same value.

Front

What is the opposite of a negative integer?

Back

The opposite of a negative integer is a positive integer of the same value.

Front

What does it mean for two integers to be opposites?

Back

Two integers are opposites if they are the same distance from zero on the number line but on opposite sides.

Front

What is zero in terms of integers?

Back

Zero is an integer that is neither positive nor negative.

Front

How do you represent a temperature below zero?

Back

A temperature below zero is represented with a negative integer, such as -5 degrees.

Front

If you have a debt of $50, how is this represented in integers?

Back

A debt of $50 is represented as -50.

Front

What is true about the sum of an integer and its opposite?

Back

The sum of an integer and its opposite is always zero.