Fractions

Fractions

By Heather Servant

Open Ended

Which is bigger

$$\frac{1}{3}\ or\ \frac{1}{4}$$  ?

Open Ended

Which is bigger

$$\frac{2}{3}\ or\ \frac{2}{5}$$  ?

Open Ended

Which is bigger

$$\frac{3}{4}\ or\ \frac{2}{3}$$  ?

Open Ended

Which is bigger

$$\frac{7}{8}\ or\ \frac{8}{10}$$  ?

Open Ended

Give me any fraction that falls between

$$\frac{1}{6}\ and\ \frac{3}{4}$$  ?

Open Ended

Give me any fraction that falls between

$$\frac{1}{2}\ and\ \frac{4}{5}$$  ?

Multiple Choice

Solve 1/2 x 1/4

• 1/8

• 1/6

• 8

• 6

Multiple Choice

Solve $$\frac{3}{4}\times\frac{1}{7}$$  

• 3/21

• 4/7

• 3/28

• 4/28

Multiple Choice

Solve 4 x $$\frac{1}{3}$$   

• $$\frac{3}{4}$$  

• $$2\ \frac{1}{3}$$  

• $$1\ \frac{1}{3}$$  

• $$1\ \frac{2}{3}$$  

Multiple Choice

Solve $$\frac{2}{3}\times\frac{3}{5}$$  in lowest terms

• 3/15

• 2/5

• 2/3

• 1/3

Here are those fractions multiplications in decimal form:

1/2 x 1/4 = 1/8

​3/4 x 1/7 = 3/28

​4 x 1/3 = 1 1/3

​2/3 x 3/5 = 2/5

​

Some text here about the topic of discussion

​When happens to the product when fractions are multiplied?

Think about your answer so you can type it in the next slide​

​0.5 x 0.25 = 0.125

0.75 x 0.142... = 0.107...​

4 x 0.333... = 1.3333...​

0.666... x 0.6 = 0.4​

Open Ended

When does the product get larger and when does it get smaller?​

Multiple Choice

When fractions are multiplied, the product gets...

• larger

• smaller

• stays the same

Open Ended

What do you think will happen when we divide by fractions?

Find the pattern

Subject | Subject

Some text here about the topic of discussion

Open Ended

What patterns did you find?

Multiple Choice

Which of the following are equivalent to

$$\frac{2}{3}\div\frac{1}{3}$$  

• $$\frac{2}{3}\times\frac{3}{1}$$  

• $$\frac{2}{3}\times\frac{1}{3}$$  

• $$\frac{3}{2}\times\frac{1}{3}$$  

• $$\frac{3}{2}\times\frac{1}{3}$$  

Multiple Choice

Which of the following are equivalent to

$$\frac{3}{5}\div\frac{3}{4}$$  

• $$\frac{5}{3}\times\frac{3}{4}$$  

• $$\frac{5}{3}\times\frac{4}{3}$$  

• $$\frac{3}{5}\times\frac{4}{3}$$  

• $$\frac{5}{3}\times\frac{4}{3}$$  

Multiple Choice

Which of the following are equivalent to

$$\frac{5}{6}\div2$$  

• $$\frac{6}{5}\times\frac{1}{2}$$  

• $$\frac{5}{6}\times\frac{1}{2}$$  

• $$\frac{6}{5}\times2$$  

• $$\frac{5}{6}\times2$$  

Multiple Choice

Which of the following are equivalent to

$$3\div\frac{1}{4}$$  

• $$\frac{1}{3}\times\frac{1}{4}$$  

• $$3\ \times4$$  

• $$3\times\frac{1}{4}$$  

• $$\frac{1}{3}\times4$$  

Open Ended

What are the rules for dividing fractions?

Math Antics - dividing fractions

Some text here about the topic of discussion

Fill in the Blanks

Flipping a fraction is called the

.

Grab a scrap paper and a pencil

Some text here about the topic of discussion

Multiple Choice

$$\frac{2}{5}\div\frac{1}{2}$$  

• $$\frac{1}{5}$$  

• $$\frac{5}{4}$$  

• $$1\ \frac{1}{4}$$  

• $$\frac{4}{5}$$  

Multiple Choice

$$\frac{1}{6}\div\frac{2}{3}$$  

• $$\frac{2}{18}$$  

• $$\frac{1}{4}$$  

• $$\frac{1}{9}$$  

• $$\frac{1}{3}$$  

Multiple Choice

$$\frac{7}{8}\div\frac{2}{3}$$  

• $$\frac{2}{3}$$  

• $$\frac{14}{21}$$  

• $$1\ \frac{5}{16}$$  

• $$1\ \frac{1}{16}$$  

Multiple Choice

$$3\div\frac{1}{3}$$  

• 9

• $$\frac{1}{9}$$  

• $$\frac{1}{3}$$  

• $$\frac{1}{6}$$  

Multiple Choice

$$\frac{3}{4}\div4$$  

• $$3$$  

• $$\frac{3}{16}$$  

• $$4$$  

• $$\frac{1}{4}$$  

Multiple Choice

$$2\ \frac{1}{3}\div\frac{1}{2}$$  

• $$\frac{7}{6}$$  

• $$1\ \frac{1}{6}$$  

• $$4\ \frac{2}{3}$$  

• $$\frac{14}{3}$$  

Poll

How do you feel about dividing fractions?

• I've got this! Give me a challenge!

• I'm on my way, just need a bit of practice

• I'm kind of getting it, I just need some help

• I'm completely lost

Open Ended

What should we put in our notes?