Multiply/Divide Rational #'s (Fractions)

Front

What is the result of multiplying a positive number by a positive number?

Back

The result is positive.

Front

When multiplying fractions, what do you multiply together besides the numerators?

Back

You multiply the denominators together.

Front

What sign do you get when multiplying or dividing two numbers with the same sign?

Back

The result is positive.

Front

How do you convert a mixed number to an improper fraction?

Back

Multiply the whole number by the denominator, add the numerator, and place that over the original denominator.

Front

What is the result of the division of the fractions \( \frac{5}{6} \div \frac{-1}{2} \)?

Back

The result is -\( \frac{5}{3} \) or -1 and 2/3.

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.

Front

What is the rule for dividing fractions?

Back

To divide fractions, multiply by the reciprocal of the divisor.

Front

What is the reciprocal of \( \frac{3}{4} \)?

Back

The reciprocal is \( \frac{4}{3} \).

Front

What happens when you multiply a positive number by a negative number?

Back

The result is negative.

Front

What is the first step in multiplying two fractions?

Back

Multiply the numerators together.