Unit 1-1 Vocabulary

Natural numbers (counting numbers) and zero; 0, 1, 2, 3...

Answer explanation

Whole Numbers do include Zero

Numbers that cannot be expressed as a ratio of two integers. Their decimals are nonending and nonrepeating.

• Irrational Numbers

• Rational Numbers

• Integers

• Whole Numbers

The set of whole numbers and their opposites

• Whole Numbers

• Natural Numbers

• Irrational Numbers

• Integers

A list or collection of numbers.

• Set

• Subset

The set of numbers 1, 2, 3, 4, ... Also called counting numbers.

• Whole Numbers

• Natural Numbers

• Integers

• Rational Numbers

Answer explanation

Remember, Natural Numbers DO NOT include Zero.

Any number that can be expressed as a fraction of two integers that are not 0.

Answer explanation

Remember, the decimals must terminate or have a repeating pattern.

The set of all rational and irrational numbers.

A set that is part of a larger set. (A section of the original set)