Classify Real Numbers

Front

-1.4 is not included in the set of ______ because it has a decimal (or fractional) part.

Back

integers

Front

Rational numbers include any number that can be written as a ratio (or _______).

Back

fraction

Front

A decimal that does NOT terminate and does NOT repeat in a pattern is a/an ___________ number. Example: 45.13689...

Back

Irrational

Front

Repeating decimals are _____ numbers.

Back

rational

Front

What are the three main classifications of real numbers?

Back

Natural numbers, whole numbers, integers, rational numbers, and irrational numbers.

Front

Define natural numbers.

Back

Natural numbers are the set of positive integers starting from 1 (1, 2, 3, ...).

Front

What is the difference between whole numbers and integers?

Back

Whole numbers include all natural numbers and zero (0, 1, 2, 3, ...), while integers include all whole numbers and their negative counterparts (..., -3, -2, -1, 0, 1, 2, 3, ...).

Front

What is a rational number?

Back

A rational number is any number that can be expressed as a fraction a/b, where a and b are integers and b is not zero.

Front

Give an example of an irrational number.

Back

An example of an irrational number is √2 or π.

Front

What is a terminating decimal?

Back

A terminating decimal is a decimal that has a finite number of digits after the decimal point, such as 0.75.