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Increase Or Decrease?

Increase or Decrease?

Increase or Decrease?

Presentation

•

Mathematics

•

6th Grade

•

Medium

•

CCSS

5.NF.B.5B, 5.NF.B.5A, 3.NF.A.1

+1

Standards-aligned

Created by

Erica Turner

Used 6+ times

FREE Resource

10 Slides • 11 Questions

1

Increase or Decrease?

6.3B

Slide image

2

Monday, October 5, 2020

Know - Students will know how to determine if a number has increased or decreased when multiplying by a fraction.
Understand - Students will understand how to determine if a number has increased or decreased when multiplying by a fraction.
Be Able To - Students will be able to determine if a number has increased or decreased when multiplying by a fraction.

3

Last week we were multiplying decimals,

so today we can going to use that to help us determine whether a quantity, or number, increase or decrease when multiplied by a fraction.

There are two type of fractions:
proper and improper

Proper Fractions: $\frac{1}{2},\ \frac{3}{4},\ \frac{8}{9}$

Improper Fractions: $\frac{2}{1},\frac{4}{3},\ \frac{9}{8}$

4

Poll

Which fractions are improper?

$\frac{3}{5}$

$\frac{9}{3}$

$\frac{7}{4}$

$\frac{2}{6}$

$\frac{8}{6}$

5

Changing a Mixed Number to an Improper Fraction

Please watch.

6

Multiple Choice

Which improper fraction represents $3\ \frac{4}{5}$ ?

1

$\frac{20}{5}$

2

$\frac{4}{19}$

3

$\frac{19}{5}$

4

$\frac{21}{5}$

7

Now that we built some background information,

let's get into visual representations of multiplying a quantity by a fraction less than one.

8

Poll

When multiplying a whole number by a fraction less than 1, the product will be _______ than the whole number factor.

greater

less

9

On to a...

...visual representation of multiplying a quantity by a fraction greater than one.

10

Poll

When multiplying a whole number by a fraction greater than 1, the product will be _______ than the whole number factor.

greater

less

11

Let's get into decimal representations of multiplying a quantity by a value less than or greater than one.

12

Challenge!

Now let's explore multiplying a whole number by a mixed number.

13

YOUR TURN

Pratice by completing the next 8 practice problems.

14

Multiple Choice

Question image

Look at the picture.

Use < or > to make the statement true.

1

<

2

>

15

Multiple Choice

Question image

Look at the picture.

Use < or > to make the statement true.

1

<

2

>

16

Multiple Choice

Question image

Look at the picture.

Use < or > to make the statement true.

1

<

2

>

17

Multiple Choice

What is $3\ \frac{2}{8}$ as an improper fraction?

1

$\frac{26}{8}$

2

$\frac{24}{8}$

3

$\frac{6}{8}$

4

$\frac{14}{8}$

18

Multiple Choice

Question image

Click the picture to zoom in.

1

A

2

B

3

C

4

D

19

Multiple Choice

Question image

Click the picture to zoom in.

1

A

2

B

3

C

4

D

20

Multiple Choice

Question image

Click the picture to zoom in.

1

A

2

B

3

C

4

D

21

Finished

Have a fabulous day!

Increase or Decrease?

6.3B

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