Multiply fractions

Front

What is the product of two fractions?

Back

To find the product of two fractions, multiply the numerators together and the denominators together. For example, (a/b) x (c/d) = (a*c)/(b*d).

Front

How do you multiply a mixed number by a fraction?

Back

To multiply a mixed number by a fraction, first convert the mixed number to an improper fraction, then multiply the two fractions. For example, 1 ¼ = 5/4, so 5/4 x 2/3 = 10/12 = 5/6.

Front

What is an improper fraction?

Back

An improper fraction is a fraction where the numerator is greater than or equal to the denominator, such as 5/4 or 7/7.

Front

What is a proper fraction?

Back

A proper fraction is a fraction where the numerator is less than the denominator, such as 2/3 or 1/4.

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 over the original denominator. For example, 2 ¾ = (2*4 + 3)/4 = 11/4.

Front

What is the first step in multiplying fractions?

Back

The first step in multiplying fractions is to multiply the numerators together.

Front

What is the second step in multiplying fractions?

Back

The second step in multiplying fractions is to multiply the denominators together.

Front

How do you simplify a fraction?

Back

To simplify a fraction, divide the numerator and the denominator by their greatest common divisor (GCD). For example, 8/12 can be simplified to 2/3.

Front

What is the greatest common divisor (GCD)?

Back

The greatest common divisor (GCD) is the largest number that divides two or more numbers without leaving a remainder.

Front

How do you multiply a whole number by a fraction?

Back

To multiply a whole number by a fraction, convert the whole number to a fraction (by placing it over 1) and then multiply the two fractions. For example, 6 x 5/8 = (6/1) x (5/8) = 30/8 = 3 3/4.