3 Slides • 11 Questions

Multiply Fractions x Fractions

To multiply fractions, you multiply straight across!

Numerator x Numerator
Denominator x Denominator

No common denominators needed!!

2

Multiply a part x a part.

Remember "Of" means multiply!

You can use models to illustrate multiplication just like we did with decimals.

Purple represents 2/5
Orange represents 3/10
Pink represents the product (answer) because it is 2/5 "of" 3/10

3

Multiply a part x a part.

Every time you multiply by a fraction LESS THAN 1, the product will get SMALLER...just like decimals!

Green represents 1/2
Yellow represents 1/4
The striped section represents the product (answer) with is 1/2 "of" 1/4

4

Multiple Choice

This model shows

$\frac{1}{4}\times$

1/4 is horizontal and the other fraction is vertical.

1

$\frac{3}{8}$

2

$\frac{5}{8}$

3

$\frac{1}{4}$

5

Multiple Choice

$\frac{1}{2}\times\frac{1}{8}=$

The green striped area is the product (answer).

1

$\frac{1}{4}$

2

$\frac{1}{16}$

3

$\frac{2}{16}$

6

Multiple Choice

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

1

$\frac{2}{12}$

2

$\frac{1}{12}$

3

$\frac{6}{12}$

7

Multiple Choice

Find the product.

1

2/14

2

1/49

3

2/7

4

1/14

8

Multiple Choice

Sometimes you will see a dot instead of a multiplication symbol. This is another way to show multiplication.

1

11/14

2

12/21

3

21/40

4

28/30

9

Multiple Choice

1

3/40

2

4/40

3

3/5

4

5/24

10

Math Response

Find the product: $\frac{2}{8}\times\frac{1}{2}=$

Type answer here

Deg^°

Rad

11

Math Response

Find the product: $\frac{3}{9}\ of\ \frac{1}{4}=$

Type answer here

Deg^°

Rad

12

Multiple Choice

Find the product: $\frac{2}{9}\times5$

1

$\frac{2}{45}$

2

$1\frac{3}{4}$

3

$\frac{10}{45}$

4

$1\frac{1}{9}$

13

Math Response

Find the product: $\frac{4}{8}\times\frac{2}{8}$

Type answer here

Deg^°

Rad

14

Math Response

$\frac{2}{5}$ of $\frac{4}{10}$

Type answer here

Deg^°

Rad

Multiply Fractions x Fractions

To multiply fractions, you multiply straight across!

Numerator x Numerator
Denominator x Denominator

No common denominators needed!!

Show answer

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