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 and a negative rational number?

Back

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

Front

Calculate: (2.5)(-1.2)

Back

-3.0

Front

What is the simplest form of the fraction 10/12?

Back

5/6

Front

Convert the mixed number 2 1/5 to an improper fraction.

Back

11/5

Front

What happens to a number when it is multiplied by zero?

Back

When a number is multiplied by zero, the result is always zero.

Front

Calculate the change in water amount: -0.75 gallons per minute for 5 minutes.

Back

-3.75 gallons

Front

What is the result of multiplying two negative rational numbers?

Back

The result of multiplying two negative rational numbers is always positive.

Front

If the shore at a beach changes by -3/4 feet each year, what is the total change after 7 years?

Back

-5 1/4 feet

Front

What is the definition of an improper fraction?

Back

An improper fraction is a fraction where the numerator is greater than or equal to the denominator.