Classifying Rational Numbers & Operations

Front

What are rational numbers?

Back

Rational numbers are numbers that can be expressed as the quotient or fraction of two integers, where the denominator is not zero.

Front

What is the difference between natural numbers and integers?

Back

Natural numbers are the set of positive integers starting from 1 (1, 2, 3, ...), while integers include all whole numbers, both positive and negative, as well as zero.

Front

How do you convert a mixed number to an improper fraction?

Back

To convert a mixed number to an improper fraction, multiply the whole number by the denominator, add the numerator, and place the result over the original denominator.

Front

Is 0 a natural number?

Back

No, 0 is not considered a natural number.

Front

What is an example of a rational number?

Back

An example of a rational number is 1/2, -3, or 0.75.

Front

Can a repeating decimal be a rational number?

Back

Yes, a repeating decimal can be expressed as a fraction, making it a rational number.

Front

Is 40.111... an integer?

Back

No, 40.111... is not an integer because it has a decimal part.

Front

What is the definition of an integer?

Back

An integer is a whole number that can be positive, negative, or zero, without any fractional or decimal part.

Front

Is 2 a natural number?

Back

Yes, 2 is a natural number.

Front

What is the significance of the denominator in a fraction?

Back

The denominator indicates how many equal parts the whole is divided into.