Math-Set 2: Fraction Facts & Real Numbers

fraction

Part of a whole; an indicated division of two numbers, such as ⅘

rational

Real numbers that can be expressed as a fraction using two integers, such as: ½, 0.3, -⅔, etc. are called the _______ numbers.

irrational

Real numbers that cannot be expressed as a fraction using two integers, such as: √2, π, -2√2, 3π are called the ______ numbers.

integers

Set of whole numbers and the opposites of the natural numbers: ...,-4, -3, -2, -1, 0, 1, 2, 3, 4...

denominator

The bottom number of a fraction is called the _____.

numerator

The top number of a fraction is called the _____.

reciprocal

Two numbers whose product is 1. A fraction resulting from inverting a fraction.

proper

A fraction with a numerator that is less than the denominator is called a ______ fraction.

improper

A fraction with the numerator equal to or greater than the denominator is called an _____ fraction.

mixed

A number made up of a whole number and a fraction is called a ____ number.

whole

All the numbers in the sequence 0, 1, 2, 3, 4... are called the ______ numbers.

counting

All the numbers in the sequence 1, 2, 3, 4... are called the "natural" or ______ numbers.

real

All the numbers that are either rational or irrational are called the ______ numbers.