Rational Numbers

Front

What are rational numbers?

Back

Rational numbers are numbers that can be expressed as a fraction a/b, where a and b are integers and b is not zero.

Front

What is the absolute value of a number?

Back

The absolute value of a number is its distance from zero on the number line, regardless of direction. For example, the absolute value of -5 is 5.

Front

What type of number is 0?

Back

0 is considered a rational number because it can be expressed as 0/1.

Front

Are all integers rational numbers?

Back

Yes, all integers are rational numbers because they can be expressed as a fraction with a denominator of 1.

Front

What are opposites in terms of numbers?

Back

Opposites are two numbers that are the same distance from zero on the number line but in opposite directions. For example, -3 and 3 are opposites.

Front

What is a positive number?

Back

A positive number is any number greater than zero.

Front

What is a negative number?

Back

A negative number is any number less than zero.

Front

Can rational numbers be negative?

Back

Yes, rational numbers can be negative, such as -1/2 or -3.

Front

What is the sum of a positive and a negative number?

Back

The sum of a positive and a negative number can be positive, negative, or zero, depending on their absolute values.

Front

What is the product of two rational numbers?

Back

The product of two rational numbers is also a rational number.