Rational Numbers

Front

What is a rational number?

Back

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

Front

How can you classify the number 5/9?

Back

5/9 is classified as a rational number.

Front

What is the absolute value of a number?

Back

The absolute value of a number is the distance of that number from zero on the number line, regardless of direction.

Front

What is the decimal equivalent of the fraction 2/5?

Back

The decimal equivalent of 2/5 is 0.4.

Front

What does it mean to be at sea level on a number line?

Back

Being at sea level on a number line means you are at zero.

Front

Can a rational number be a whole number?

Back

Yes, whole numbers are also considered rational numbers because they can be expressed as a fraction with a denominator of 1.

Front

Is the statement 'A rational number can be written as a fraction' true or false?

Back

True.

Front

What is the difference between rational and irrational numbers?

Back

Rational numbers can be expressed as fractions of integers, while irrational numbers cannot be expressed as simple fractions.

Front

Give an example of a rational number.

Back

An example of a rational number is 3/4 or -2.

Front

What is the significance of the denominator in a fraction?

Back

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