1. Write each mixed number as an improper fraction

2. Write each improper fraction as a mixed number

𝟔𝟑𝟖

𝟏𝟕𝟓

325

778

299

4310

𝟑𝟐𝟗

𝟒𝟑𝟏𝟎

September 8, 2015

Warm-Up:

a. b.

a. b.

Homework

Worksheet 1.3C odds&

Worksheet 1.4C odds

Objective

Write down the objective in your math journal in your own words.

SWBAT perform simple calculations with fractions

Practice Problem 1

Find the value of

812−312

=¿ 512

Adding and Subtracting Fractions

1. If denominators are not equal, rewrite the fractions as equivalent fractions with common denominators using the least common denominator.

2. Add or subtract the numerators.

3. Write the sum or difference over the common denominator.

4. Write the fraction in simplest form.

Practice Problem 2

Find the value of

56∙25=¿1030

13

Practice Problem 2 cont.

Find the value of

56∙25=¿13

𝟏𝟏𝟏

𝟑

Multiplying Fractions

For any numbers a, b, c and d:

db

ca

d

c

b

a

Practice Problem 3

Find the value of

56÷18=¿

406

56∙81=¿

623

or203

Practice Problem 3 cont.

Find the value of

56÷18=¿

203

56∙81=¿ 6

23

or𝟒

𝟑

Dividing Fractions

For any numbers a, b, c and d :

cb

da

d

c

b

a

Precision Police

Is my work organized?

Does my work support my answer?

Did I label my answer (if applicable)?

Did I circle/ box my answer?

Activity:Relay Practice

Each pair needs: A whiteboard A marker A towel A textbook Decide who is person A and B

*(paper and pencil is optional for notes)*

Activity:Relay Practice

For the relay:

First, person A writes and person B reads. You must work on the problem as a team.

Person B brings it up to me when you think you are correct.

Then, switch roles and do the next problem I assign you

Activity:Relay Practice

Problem 1: Page 14 number 23

Problem 2: Page 14 number 20

Problem 3: Page 18 Problem 11

Problem 4: Page 18 Problem 17

Problem 5: Page 18 Problem 32

Problem 6: Page 18 Problem 27

BONUS: Page 23 Problem 23

𝟏𝟓𝟏𝟐

𝒄𝒖𝒑𝒔

𝟏𝟏𝟐𝟎

𝒉𝒐𝒖𝒓𝒔𝟏𝟓

𝟐𝟎𝒎𝒊𝒏𝒖𝒕𝒆𝒔

𝟔 𝒔𝒄𝒐𝒐𝒑𝒔

𝟏𝟏𝟕

𝟏𝟐𝟏𝟒𝒇𝒆𝒆𝒕𝟐