Multiplying and Dividing Fractions Word Problems

Front

What is a fraction?

Back

A fraction represents a part of a whole and is written as 'a/b', where 'a' is the numerator (part) and 'b' is the denominator (whole).

Front

How do you multiply fractions?

Back

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

Front

What does it mean to divide fractions?

Back

Dividing fractions involves multiplying by the reciprocal of the second fraction. For example, (a/b) ÷ (c/d) = (a/b) * (d/c).

Front

How do you find a fraction of a number?

Back

To find a fraction of a number, multiply the number by the numerator and then divide by the denominator. For example, to find 1/2 of 8, calculate (1*8)/2 = 4.

Front

What is the reciprocal of a fraction?

Back

The reciprocal of a fraction is obtained by flipping the numerator and denominator. For example, the reciprocal of 3/4 is 4/3.

Front

If Keisha needs 1/2 of a potato per guest for 9 guests, how many potatoes does she need?

Back

4 1/2 potatoes.

Front

How many 1/2 cup servings are in 2 cups of dog food?

Back

There are 4 servings of 1/2 cup in 2 cups of dog food.

Front

If Mr. Simpson feeds his dog 1/2 cup of food each day, how long will 4 cups last?

Back

4 cups will last 8 days.

Front

After a party, if 1/3 of a pizza remains and Rachel eats 1/2 of it, how much pizza does she eat?

Back

Rachel eats 1/6 of a pizza.

Front

What is the process to solve a word problem involving fractions?

Back

1. Read the problem carefully. 2. Identify the fractions involved. 3. Determine whether to multiply or divide. 4. Perform the calculation. 5. Interpret the result.