Unit 1 Flashcard 1

Front

What do we call the set of all numbers that include positive, negative, and zero?

Back

Integers

Front

What is the additive inverse of -9?

Back

9

Front

Evaluate: -1 + 3 = ?

Back

2

Front

What is |22|? (Absolute Value)

Back

22

Front

What is |-8|? (Absolute Value)

Back

8

Front

Define rational numbers.

Back

Numbers that can be expressed as a fraction of two integers.

Front

Define natural numbers.

Back

The set of positive integers starting from 1 (1, 2, 3, ...).

Front

Define whole numbers.

Back

The set of non-negative integers (0, 1, 2, 3, ...).

Front

What is the absolute value of a number?

Back

The distance of the number from zero on the number line, always non-negative.

Front

What is the additive inverse of a number?

Back

A number that, when added to the original number, results in zero.