Multiply and Divide 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).

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

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).

Tags

CCSS.5.NF.B.6

Front

How do you divide fractions?

Back

To divide fractions, multiply by the reciprocal of the second fraction. For example, (a/b) ÷ (c/d) = (a/b) * (d/c) = (a*d)/(b*c).

Tags

CCSS.6.NS.A.1

Front

What does it mean to find a fraction of a quantity?

Back

Finding a fraction of a quantity means multiplying the quantity by the fraction. For example, 1/2 of 8 is 1/2 * 8 = 4.

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

Front

How do you solve a word problem involving fractions?

Back

Identify the quantities involved, determine the operation needed (addition, subtraction, multiplication, or division), and set up the equation accordingly.

Tags

CCSS.7.NS.A.3

Front

If Mr. Wood has 2 gallon containers of ice cream that are 2/3 full, how much ice cream is left?

Back

1 1/3 gallons.

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

Front

If Layla has 4 pounds of bird seed and feeds 1/6 pound each day, how many days can she feed the robins?

Back

24 days.

Front

A recipe calls for 1/4 cup of sugar. How many batches can be made from a 5 pound bag of sugar?

Back

20 batches.

Tags

CCSS.5.NF.B.7B

CCSS.5.NF.B.7C

Front

If 1/2 of a cake remains and 4 people share it equally, how much does each person get?

Back

1/8 of a cake.

Tags

CCSS.5.NF.B.7A

CCSS.5.NF.B.7C

Front

A scientist uses 2/5 of a solution that is 5/6 full. How much of a full bottle does he use?

Back

1/3 of a bottle.

Tags

CCSS.5.NF.B.6