Learning Objective To understand multiplication as ......multiplication as repeated addition and as...

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Learning Objective To understand multiplication as repeated addition and as an array

Transcript of Learning Objective To understand multiplication as ......multiplication as repeated addition and as...

Page 1: Learning Objective To understand multiplication as ......multiplication as repeated addition and as an array. Title: PowerPoint Presentation Author: harrison Created Date: 4/27/2020

Learning Objective

To understand multiplication as

repeated addition and as an array

Page 2: Learning Objective To understand multiplication as ......multiplication as repeated addition and as an array. Title: PowerPoint Presentation Author: harrison Created Date: 4/27/2020

Multiplication

times

groups of

lots of

sets of

Page 3: Learning Objective To understand multiplication as ......multiplication as repeated addition and as an array. Title: PowerPoint Presentation Author: harrison Created Date: 4/27/2020

Here are 6 counters

How many rows are there?

How many columns are there?

3

2

Page 4: Learning Objective To understand multiplication as ......multiplication as repeated addition and as an array. Title: PowerPoint Presentation Author: harrison Created Date: 4/27/2020

3 rows and 2 columns.

3 x 2 = 6Could we write a multiplication sentence?

Could we write an addition sentence? 2 + 2 + 2 = 6

Page 5: Learning Objective To understand multiplication as ......multiplication as repeated addition and as an array. Title: PowerPoint Presentation Author: harrison Created Date: 4/27/2020

Here are 6 counters

How many rows are there?

How many columns are there?

2

3

Page 6: Learning Objective To understand multiplication as ......multiplication as repeated addition and as an array. Title: PowerPoint Presentation Author: harrison Created Date: 4/27/2020

2 rows and 3 columns.

2 x 3 = 6Could we write a multiplication sentence?

Could we write an addition sentence? 3 + 3 = 6

Page 7: Learning Objective To understand multiplication as ......multiplication as repeated addition and as an array. Title: PowerPoint Presentation Author: harrison Created Date: 4/27/2020

What do you notice?

2 x 3 = 6

2 + 2 + 2 = 6

3 x 2 = 6

3 + 3 = 6

Page 8: Learning Objective To understand multiplication as ......multiplication as repeated addition and as an array. Title: PowerPoint Presentation Author: harrison Created Date: 4/27/2020

Here are 10 counters

How many rows are there?

How many columns are there?

5

2

Page 9: Learning Objective To understand multiplication as ......multiplication as repeated addition and as an array. Title: PowerPoint Presentation Author: harrison Created Date: 4/27/2020

5 rows and 2 columns

Could we write a multiplication sentence?

Could we write an addition sentence?

5 x 2 = 10

2 + 2 + 2 + 2 + 2 = 10

Page 10: Learning Objective To understand multiplication as ......multiplication as repeated addition and as an array. Title: PowerPoint Presentation Author: harrison Created Date: 4/27/2020

Here are 10 counters

How many rows are there?

How many columns are there?

2

5

Page 11: Learning Objective To understand multiplication as ......multiplication as repeated addition and as an array. Title: PowerPoint Presentation Author: harrison Created Date: 4/27/2020

2 rows and 5 columns.

2 x 5 = 10Could we write a multiplication sentence?

Could we write an addition sentence? 5 + 5 = 10

Page 12: Learning Objective To understand multiplication as ......multiplication as repeated addition and as an array. Title: PowerPoint Presentation Author: harrison Created Date: 4/27/2020

What do you notice?

2 x 5 = 10

2 + 2 + 2 + 2 + 2 = 10

5 x 2 = 10

5 + 5 = 10

Page 13: Learning Objective To understand multiplication as ......multiplication as repeated addition and as an array. Title: PowerPoint Presentation Author: harrison Created Date: 4/27/2020

Here are 12 counters

How many rows are there?

How many columns are there?

6

2

Page 14: Learning Objective To understand multiplication as ......multiplication as repeated addition and as an array. Title: PowerPoint Presentation Author: harrison Created Date: 4/27/2020

6 rows and 2 columns

Could we write a multiplication sentence?Could we write an addition sentence?

6 x 2 = 12

2 + 2 + 2 + 2 + 2 + 2 = 12

Page 15: Learning Objective To understand multiplication as ......multiplication as repeated addition and as an array. Title: PowerPoint Presentation Author: harrison Created Date: 4/27/2020

Here are 12 counters

How many rows are there?

How many columns are there?

2

6

Page 16: Learning Objective To understand multiplication as ......multiplication as repeated addition and as an array. Title: PowerPoint Presentation Author: harrison Created Date: 4/27/2020

2 rows and 6 columns.

2 x 6 = 12Could we write a multiplication sentence?

Could we write an addition sentence? 6 + 6 = 12

Page 17: Learning Objective To understand multiplication as ......multiplication as repeated addition and as an array. Title: PowerPoint Presentation Author: harrison Created Date: 4/27/2020

What do you notice?

2 x 6 = 12

2 + 2 + 2 + 2 + 2 + 2 = 12

6 x 2 = 12

6 + 6 = 12

Page 18: Learning Objective To understand multiplication as ......multiplication as repeated addition and as an array. Title: PowerPoint Presentation Author: harrison Created Date: 4/27/2020

Mrs Masterson bakes cakes.

She bakes her four children two cakes each.

How many cakes does she bake?

Page 19: Learning Objective To understand multiplication as ......multiplication as repeated addition and as an array. Title: PowerPoint Presentation Author: harrison Created Date: 4/27/2020

4 x 2 = 8

2 + 2 + 2 + 2 = 8

2 x 4 = 8

4 + 4 = 8

Page 20: Learning Objective To understand multiplication as ......multiplication as repeated addition and as an array. Title: PowerPoint Presentation Author: harrison Created Date: 4/27/2020

Mrs Patel buys some sweets.

She buys her five friends two sweets each.

How many sweets does she buy?

Page 21: Learning Objective To understand multiplication as ......multiplication as repeated addition and as an array. Title: PowerPoint Presentation Author: harrison Created Date: 4/27/2020

5 x 2 = 10

2 x 5 = 10

2 + 2 + 2 + 2 + 2 = 10

5 + 5 = 10

Page 22: Learning Objective To understand multiplication as ......multiplication as repeated addition and as an array. Title: PowerPoint Presentation Author: harrison Created Date: 4/27/2020

Miss Smets buys some pencils.

She buys her seven friends two pencils each.

How many pencils does she buy?

Page 23: Learning Objective To understand multiplication as ......multiplication as repeated addition and as an array. Title: PowerPoint Presentation Author: harrison Created Date: 4/27/2020

7 x 2 = 14

2 x 7 = 14

2 + 2 + 2 + 2 + 2 + 2 + 2 = 14

7 + 7 = 14

Page 24: Learning Objective To understand multiplication as ......multiplication as repeated addition and as an array. Title: PowerPoint Presentation Author: harrison Created Date: 4/27/2020

Learning Objective

To understand multiplication as

repeated addition and as an array