Multiplying 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

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

Back

The product of a positive number and a negative number is always negative.

Front

What is the product of two negative numbers?

Back

The product of two negative numbers is always positive.

Front

What is the Zero Property of Multiplication?

Back

The Zero Property of Multiplication states that the product of any number and zero is zero.

Front

How do you multiply fractions?

Back

To multiply fractions, multiply the numerators together and multiply the denominators together.

Front

What is the simplest form of a fraction?

Back

The simplest form of a fraction is when the numerator and denominator have no common factors other than 1.

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 that result over the original denominator.

Front

What is the significance of the negative sign in multiplication?

Back

The negative sign indicates the direction of the value on the number line; it represents a value less than zero.

Front

How do you find the change in quantity over time with a constant rate?

Back

To find the change in quantity over time with a constant rate, multiply the rate of change by the time period.

Front

What is the associative property of multiplication?

Back

The associative property of multiplication states that the way in which numbers are grouped in multiplication does not change the product.