Multiplying Fractions and Mixed Numbers by Whole Numbers

Multiplying Fractions and Mixed Numbers by Whole Numbers

By Elizabeth Hewett

Leave the denominator alone.

Multiply your numerator by the whole number.

AND do not leave it improper so....REDUCE, REDUCE, REDUCE​ :)

Every time you don't reduce a puppy cries in sadness.

​Remember...

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Multiple Choice

$$\frac{5}{7}\times4$$  Make sure your answer is in proper form.

• $$\frac{5}{28}$$  

• $$2\frac{6}{7}$$  

• $$\frac{20}{7}$$  

• $$4\ \frac{5}{7}$$  

Multiple Choice

This model represents multiplying a whole number by a fraction. Select the expression that represents the shaded model.

• 1 x 1/3

• 2 x 1/3

• 2 x 2/3

• 2 x 2/6

Multiple Choice

Mrs. Lambert bought 4 jars of candy. Each jar had 3/4 Ib of candy. What is the total weight of the candy?

• 12/16

• 12/4

• 7/4

• 3

Multiple Choice

Izabella had a slime party and each friend got to take home 6/10 of a pound of slime. If 4 friends attend her party, how much slime does Izabella needs to buy?

• 2 4/10

• 10/10

• 24/10

• 24/100

Multiple Choice

Make sure your answer is in the form of a mixed number 
5 × 4/6

• 3 2/6
• 20/6
• 3 2/30
• 20/30

Multiple Choice

Which visual model represents 2 x 2/6?

Multiple Choice

Make sure your answer is in the form of a mixed number!
3/5 × 3

• 1 4/5
• 9/5
• 9/15
• 1 4/15

Draw

Tell me what MAD means using a picture.

Multiple Choice

What expression is modeled above?

• $$5\ \times\ \frac{1}{6}$$

• $$\frac{1}{5}\times\ 6$$

• $$\frac{5}{30}$$

• $$6\ \times\ \frac{1}{5}$$

Multiple Choice

$$\frac{1}{7}\times6=?$$  

• $$\frac{6}{42}$$  

• $$\frac{6}{7}$$  

• $$\frac{7}{7}$$  

• 1 

Multiple Choice

An equation is shown. What is the whole number?

• 5/10

• 5

• 15/10

• 15

Multiple Choice

$$5\ \times\ \ \frac{2}{12}$$  Make sure your answer is in proper form

• $$\frac{7}{12}$$  

• $$\frac{10}{12}$$  

• $$\frac{7}{17}$$  

• $$\frac{5}{10}$$  

Multiple Choice

$$4\ \times\frac{1}{10\ }\ =\ \frac{4}{10}$$   Which model matches the equation?

Multiple Choice

Which multiplication equation is shown by this model?

• $$3\ \times\ \frac{3}{4}=2\ \frac{1}{4}$$

• $$3\ \times\ \frac{1}{3}\ =\ 1$$

• $$4\ \times\ \frac{1}{3}=\ 1\ \frac{1}{3}$$

• $$1\ \times\ \frac{3}{4}=\ \frac{3}{4}$$

Multiple Choice

3/5 x 3

• 1 and 9/5

• 2/5

• 3/15

• 9/5

Multiple Choice

1/5 x 7

• 7/5

• 5 and 1/7

• 5/7

• 1/35