2 nd grade number sense 3.3 (3q) know the multiplication tables of 2s, 5s, and 10s (to “times...

2nd Grade Number Sense 3.3 (3Q)Know the multiplication tables of 2s, 5s, and 10s (to

“times 10”) and commit them to memory. Lesson to be used by EDI-trained teachers only.

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Learning Objective Name __________________________

We will memorize1 the multiplication facts for 2.1 practice over and over until you remember

CFU

What are we going to learn?

What does memorize mean? Memorize means __________.

Activate (or provide) Prior Knowledge

CFUStudents, you already know how to add equal groups of the same number. Now, you will use that skill tomemorize multiplication facts.

How many ears does one monkey have?

How many ears do two monkeys have?2

2 + 2




Concept Development

To multiply is to do repeated addition of equal groups2.

CFU Which group of numbers can be multiplied? How do you know?

A 2 + 2 + 2 + 2 + 2

B 6 + 8 + 10 What is a multiplication problem that is the same as 2 + 2 + 2 ? How do you know?

A B

2 (equal groups) groups with the same amount

2× 3 6

2× 4

8

• Say “times” for the “×”.

Group 1 Group 2 Group 3 2 x 4 = 8

Group 4

222

+ 28

In your own words, what does it mean to multiply? To multiply means _________________

Group 1

Group 2

Group 3

Group 4

Group 5

2222

+ 210

2 x 5 = 10

2 2 2 2

2 2 2 2 2




Skill Development/Guided PracticeMy Multiplication Facts for 2 Name _______________________________

Read aloud3 times

Read and write the

product 3times

Write the multiplication fact and read 3 times

Read aloud

3 times

Read and write the product 3

times


2 1=2

2 1 =

2 1 =

2 1 =

2 1

2 1

2 1

2 2=4

2 2 =

2 2 =

2 2 =

2 3=6

2 3 =

2 3 =

2 3 =

2 4=8

2 4 =

2 4 =

2 4 =

2 5=10

2 5 =

2 5 =

2 5 =

2 × 1 = 2

2 × 2 = 4

2 × 3 = 6

2 × 4 = 8

2 × 5 = 10

2

4

6

8

10

2

2 12

2

24

2

36

2

48

2

510

2

2

4

4

6

6

8

8

10

10

2 2

2 12

2 2

2 2

2 2

2 24

2 3

2 3

2 3

2 36

3 4

2 4

2 4

2 48

2 5

2 5

2 5

2 5

10

4 4 4

6 6 6

8 8 8

10 10 10




Skill Development/Guided Practice (continued)My Multiplication Facts for 2

Read aloud3 times

Read and write the

product 3times


Read aloud

3 times

Read and write the product 3

times


2 6=12

2 6 =

2 6 =

2 6 = 2

6

12

2

6 2

6 2

6

2 7=14

2 7 =

2 7 =

2 7 = 2

7

14

2

7 2

7 2

7

2 8=16

2 8 =

2 8 =

2 8 = 2

8

16

2

8 2

8 2

8

2 9=18

2 9 =

2 9 =

2 9 =

2

9

18

2

9 2

9 2

9

2 10=20

2 10=

2 10=

2 10=

2

10

20

2

10 2

102

10

12

14

16

18

20

12

2 612

2

714

2

816

2

918

2

1020

2 × 6 = 12

2 × 7 = 14

2 × 8 = 16

2 × 9 = 18

2 × 10 = 20

12

12

14

14

16

16

18

18

20

20

12 12

14 14 14

16 16 16

18 18 18

20 20 20




Relevance

To multiply is to do repeated addition of equal groups.

$2 for 1 pencil sharpener.

$2 4 =$8$8 for 4 pencil sharpeners.

CFUDoes anyone else have another reason why it is relevant to memorize the multiplication facts for 2? (pair-share) Why is it relevant to memorize the multiplication facts for 2? You may give me one of my reasons or one of your own. Which reason is the most relevant to you? Why?

2. Memorizing the multiplication facts for 2 will help you do well on tests.

1. Memorizing the multiplication facts for 2 will help you to figure out how much things will cost when you go shopping.

Sample Test Question32. One beach ball costs two dollars. How much will five beach balls cost? A $10 B $12 C $14 D $16




Independent Practice

Name ____________________Multiply by 2


2 6 ____ 2

7 2 4 ____ 2 1

2 9 ____

2 2 ____

2 10 ____

2 10

2 5

2 4

2 5 ____

2 7 ____

2 6 ____

2 8

2 9

2 3

12

18

82

2010

16

410

1418

208

126

14




Periodic Review 1

Name ____________________Multiply by 2


0 x 2 = 0 1 x 2 = __ 2 x 2 = __ 3 x 2 = 6 4 x 2 = __ 5 x 2 = __ 6 x 2 = 12 7 x 2 = __ 8 x 2 = __ 9 x 2 = 18 10 x 2 = __

Fill in the blanks.2 5 ___ 2 4 ___ 2 7 ___ 2 10 ___

1 2 ___ 0 2 ___ 10 2 ___ 6 2 ___

2 7 ___ 2 2 ___ 2 3 ___ 2 9 ___

4 2 ___ 8 2 ___ 1 2 ___ 6 2 ___

3 2

2 5

2 8

2 0

2 4

9 2

2 2

24

810

1416

20

10 8 14 20

2 0 20 12

14 4 6 18

8 16 2 12

6 10 16 0 8 18 4




Periodic Review 2

Name ____________________Multiply by 2


0 x 2 = __ 1 x 2 = __ 2 x 2 = 4 3 x 2 = __ 4 x 2 = __ 5 x 2 = 10 6 x 2 = __ 7 x 2 = __ 8 x 2 = 16 9 x 2 = __ 10 x 2 = __

Fill in the blanks.8 2 ___ 2 4 ___ 0 2 ___ 2 9 ___

1 2 ___ 2 10 ___ 2 2 ___ 6 2 ___

2 7 ___ 4 2 ___ 2 3 ___ 2 7 ___

9 2 ___ 2 1 ___ 2 5 ___ 6 2 ___

2 0

1 2

2 8

10 2

2 2

2 5

3 2

02

68

1214

1820

16 8 0 18

2 20 4 12

14 8 6 14

18 2 10 12

0 2 16 20 4 10 6




Periodic Review 3

Name ____________________Multiply by 2


0 x 2 = __ 1 x 2 = 2 2 x 2 = __ 3 x 2 = __ 4 x 2 = 8 5 x 2 = __ 6 x 2 = __ 7 x 2 = 14 8 x 2 = __ 9 x 2 = __ 10 x 2 = 20

Fill in the blanks. 1 2 ___ 2 7 ___ 2 5 ___ 6 2 ___

2 2 ___ 0 2 ___ 2 6 ___ 2 1 ___

10 2 ___ 2 4 ___ 2 3 ___ 7 2 ___

4 2 ___ 8 2 ___ 2 9 ___ 2 10 ___

8 2

2 7

2 2

3 2

0 2

9 2

5 2

0

46

1012

1618

2 14 10 12

4 0 12 2

20 8 6 14

8 16 18 20

16 14 4 6 0 18 10




Learning Objective : Memorize the multiplication facts for 2.

Cognitive Strategies Teaching Strategies

Elaboration Demonstration

Targeted vocabulary: memorize, equal groups

Language Strategies

Vocabulary Words

Academic memorize

Content equal groups

Support

VocabularyStrategy

Multiple-Meaning

Synonym

Definition memorize – practice over and over until you remember, equal groups – groups with the same amount

Homophone

Internal Context Clue

Listen, Speak Similar Sounds

ReadTracked Reading

Decoding Rules

Write Writing

Content Access StrategiesComprehensible

InputCognates

Contextual Clues

Graphic Organizer

Contextualized Definitions

Pictures

EDI – Cognitive, Teaching and English Learners Strategies

2 nd grade number sense 3.3 (3q) know the multiplication tables of 2s, 5s, and 10s (to “times...

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