Multiplication of Fractions Review

Multiplication of Fractions Review

By Chanece Ross

To Multiply a Fraction by a Whole Number

1. Set up the Problem

2. Multiply the whole number by the numerator

3. Take that answer and divide it by the denominator

4. Simplify, if possible

Poll

Rate your current confidence level at

Multiplying Fractions by Whole Numbers

Multiple Choice

Each song on your latest favorite album is roughly $$\frac{10}{3}$$  minutes long. There are 12 songs on this album. How many minutes is this new album in total?

• $$\frac{120}{3}\$$  minutes

• $$\frac{212}{3}$$  minutes

• $$\frac{140}{4}$$  minutes

• $$\frac{35}{4}$$  minutes

Multiple Choice

During your birthday party, you go get some slices of pizza. There are 11 different pizza boxes, there is $$\frac{7}{8}$$ th  of each pizza left. How much pizza is left in total?

• $$\frac{18}{8}$$  pizzas

• $$\frac{77}{88}$$  pizzas

• $$\frac{77}{8}$$  pizzas

• $$\frac{18}{88}$$  pizzas

Open Ended

SUMMARIZE

Explain the process for correctly

Multiply a Fraction by a Whole Number.

Poll

Rate your current confidence level at

Multiplying Fractions by Whole Numbers

To Multiply a Fraction by another Fraction

1. Set up the Problem

2. Multiply the numerators

3. Multiply the denominators

4. Simplify, if possible

Poll

Rate your current confidence level at

Multiplying Fractions by Mixed Numbers

Multiple Choice

Oprecia is making new jerseys for the the family football game during the Superbowl party next weekend. Each jersey needs $$\frac{2}{3}$$   yards of fabric. If Oprecia has $$\frac{7}{8}$$   of a jersey left, how much fabric does she need to finish the jersey?

• $$\frac{18}{16}$$  yards of fabric

• $$\frac{28}{6}$$  yards of fabric

• $$\frac{18}{22}$$  yards of fabric

• $$\frac{14}{24}$$  yards of fabric

Multiple Choice

Sierra is making reversible Baby Yoda plushies. Each Baby Yoda needs 4/3 foot of green felt. Sierra has 25/4 Baby Yodas to go. How much green felt does Sierra need for the rest of the Baby Yodas?

• $$\frac{100}{12}$$  feet of green felt

• $$\frac{200}{6}$$  feet of green felt

• $$\frac{96}{12}$$  feet of green felt

• $$\frac{112}{7}$$  feet of green felt

Open Ended

SUMMARIZE

Explain the process for correctly

Multiply a Fraction by another Fraction

To Multiply a Fraction by a Mixed Number or a Mixed Number by another Mixed Number

Change the Mixed Number to an Improper Fraction by

1. Multiplying the whole number times the denominator

2. Adding the product to the numerator

3. Writing the new numerator over the denominator

Solve the problem

1. Multiply the numerators

2. Multiply the denominators

3. Simplify, if possible​

Poll

Rate your current confidence level at

Multiplying Fractions by Mixed Numbers

Poll

Rate your current confidence level at

Multiply Fractions by Mixed Numbers or

Multiplying Mixed Numbers by Mixed Numbers

Multiple Choice

When meal prepping for the week, you are making $$2\ \frac{2}{5}$$  servings of pasta. Each serving needs $$\frac{5}{2}$$  cups of water. How many cups of water will you need for all the pasta?

• $$\frac{64}{10}$$  cups of water

• $$\frac{54}{10}$$  cups of water

• $$\frac{62}{7}$$  cups of water

• $$\frac{60}{10}$$  cups of water

Multiple Choice

Matt, Jackie, and Inez are working on their team's garden as a part of their Agriculture class. Their garden is $$2\ \frac{1}{2}$$  feet by $$2\ \frac{1}{4\ }$$  feet. What is the area of their team garden?

• $$\frac{15}{8}$$  sq. ft.

• $$\frac{11}{6}$$  sq. ft.

• $$\frac{45}{8}$$  sq. ft.

• $$\frac{14}{6}$$  sq. ft.

Multiple Choice

Jaime and Adam are checking out a new space set they have been hired to create special effects for the newest Energizer commercials. The set measures $$2\ \frac{1}{3}$$ yards  by $$1\ \frac{3}{4}$$  yards. What is the area of the set in yards?

• $$\frac{42}{7}$$  

• $$\frac{38}{12}$$  

• $$\frac{49}{12}$$  

• $$\frac{54}{12}$$  

Open Ended

SUMMARIZE

Explain the process for correctly

Multiply a Fraction by a Whole Number.

Poll

Rate your current confidence level at

Multiply Fractions by Mixed Numbers or

Multiplying Mixed Numbers by Mixed Numbers