Multiplying Fractions by Whole Numbers

Front

What is a fraction?

Back

A fraction represents a part of a whole, consisting of a numerator (top number) and a denominator (bottom number).

Front

What does it mean to multiply a fraction by a whole number?

Back

Multiplying a fraction by a whole number means taking that whole number of parts of the fraction. For example, 2 x 1/3 means you have 2 parts of 1/3.

Front

How do you multiply a whole number by a fraction?

Back

Multiply the whole number by the numerator of the fraction and keep the same denominator. For example, 3 x 2/5 = (3*2)/5 = 6/5.

Front

What is the mixed number form of 20/6?

Back

3 2/6.

Front

If you have 4 jars of candy, each containing 3/4 lb, how do you find the total weight?

Back

Multiply the number of jars (4) by the weight of each jar (3/4): 4 x 3/4 = 12/4 = 3 lbs.

Front

What is the result of 5 x 4/6?

Back

3 2/6.

Front

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

Back

Divide the numerator by the denominator. The quotient is the whole number, and the remainder is the new numerator.

Front

What is the total number of pizzas if each student eats 1/4 pizza and there are 18 students?

Back

18 students x 1/4 pizza = 18/4 = 4 2/4 pizzas.

Front

What is the formula for multiplying fractions?

Back

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

Front

What does the term 'numerator' mean?

Back

The numerator is the top number of a fraction, representing how many parts are being considered.