Unit 1 – Factors and Fractions Dividing Fractions

Unit 1 – Factors and Unit 1 – Factors and FractionsFractionsDividing FractionsDividing Fractions

You Desk Needs to have: Do Now Packet Homework

Homework facing up

When done, place your Do Now on the blue x and read a DEAR book

6 Minutes of Silence to Get Ready for our Day!!!

NOISE METER: SILENT

ObjectiveObjective

Scholars Will Be Able To… divide fractions Scholars Will Be Able To… divide fractions using the KFC method using the KFC method

Convert Whole Convert Whole Numbers to Numbers to Fractions Fractions

SHAPESHAPE:: Write the ___________ number as a Write the ___________ number as a fraction (over 1)fraction (over 1)

9 12 9 12 49 49

whole

1 1 1

Reciprocal Reciprocal

The reciprocal is the multiplicative inverse of The reciprocal is the multiplicative inverse of a number. a number.

is is is is 6 is 6 is

7 4

2 9 1 6

1

Essentially, the

reciprocal is when I flip my

fraction

Method for Dividing Method for Dividing FractionsFractions

1.1. Keep : Keep : Keep the first Keep the first fraction fraction the samethe same

2.2. FlipFlip: : Flip the second fractionFlip the second fraction

3.3. Change: Change: Change the operation to Change the operation to multiplicationmultiplication

Example 1Example 1

Keep

1

8

4

1

4

8

Flip

x =

Change

Example 2Example 2

Keep

9

10

Flip

20

2

Change

x =

180 20

Example 3Example 3

GP: DrillGP: Drill

Write the reciprocal of each number Write the reciprocal of each number

1

4

4

3

6

5

3

2

5

1

1

9

GP 1GP 1

GP 2GP 2

GP 3GP 3

Independent Practice: 1. The noise meter is on silent.

2. Be sure to CHECK YOUR WORK.

3. Read silently if you finish early.