Rational numbers

Front

What is a rational number?

Back

A rational number is any number that can be expressed as a fraction or ratio of two integers, where the denominator is not zero.

Front

Is 6 a rational number?

Back

True

Front

Is 0 a whole number?

Back

True

Front

Is -9 an integer?

Back

True

Front

Classify the number -23.

Back

Rational, Integer

Front

What is an integer?

Back

An integer is a whole number that can be positive, negative, or zero, but not a fraction.

Front

Is every whole number a rational number?

Back

True

Front

What is the set of whole numbers?

Back

The set of whole numbers includes all non-negative integers: 0, 1, 2, 3, ...

Front

Can a negative number be a rational number?

Back

Yes, negative numbers can be rational numbers if they can be expressed as a fraction.

Front

What is the difference between rational and irrational numbers?

Back

Rational numbers can be expressed as fractions, while irrational numbers cannot be expressed as fractions and have non-repeating, non-terminating decimal expansions.