grade 2 units 3 & 4 week 4 · grade 2 units 3 & 4 week 4 parents: please help your child...

School Closure Review: Grade 2 - Week 4 Copyright © Swun Math

Grade 2 Units 3 & 4 Week 4 Parents: Please help your child choose the most appropriate assignment(s) to complete each day. When the day’s assignment is done, students finish the two reflection statements on this page.

Please note Extra Practice activities are on-level for the grade level. Re-Engage activities give students additional support. Special Education students should use the Re-Engage lessons as shown in the weekly plans.

Monday Tuesday Wednesday Thursday Friday

Top

ic

Add by using the place value strategy (no regrouping).

Add 2-digit numbers using the place value strategy (regrouping).

Add 3-digit numbers using the place value strategy (regrouping).

Apply the associative property and commutative property of addition.

Choose a strategy and/or an addition property to add up to four 2-digit addends.

Ass

ign

men

t Unit 3 Lesson 5

Re-Engage Extra Practice

Unit 4 Lesson 3


Unit 4 Lesson 7


Unit 4 Lesson 8


Unit 4 Lesson 10


Vid

eo

link

Unit 3 Lesson 5 English Spanish

Student Support Video









Flu

ency

P

ract

ice

Subtraction A Differences Within 18

(50 Items)

Subtraction B Differences Within 18

(50 Items)

Online Facts Practice Subtraction Families

from 2 to 9 5-10 minutes

Subtraction C Differences Within 18

(50 Items)

Subtraction D Differences Within 18

(50 Items)

Ref

lect

ion

One thing I was successful with is…





One thing I need more help with is…





Find this packet on swunmath.com. Click on the hyperlinks to jump to the lesson videos.

https://swunmath.com/student-videos/video.php?g=2&u=3&l=5

https://swunmath.com/student-videos/video.php?g=2&u=3&l=5&sp=true

https://drive.google.com/open?id=1Uc4n_bM-3f4bbAS3-oOxMdgnfGFwqvoE



https://drive.google.com/open?id=1tNty8lKgavp2970sIhqbCGUE0jzaBxjo



https://drive.google.com/open?id=1qaCgdeUCuM_-RTXaBiMcLrNHiBSHCe7R



https://drive.google.com/open?id=1AjiHQrqF1qNKqvzUK6eiUx4Qp2YaTM0m



https://drive.google.com/open?id=1sdw9X8SjY6_NmDBQAg9Cz1bnjor_eaDr

https://swunmath.com/facts/subtract.php

Name: ____________________________ Date: ______________________________

Copyright © Swun Math Grade 2 Unit 3 Lesson 5 Re-Engage

Re-Engage Unit 3 Lesson 5: Place Value Strategy

Model Use the Place Value Strategy to solve:

456 + 312 =

Structured Guided Practice Directions: Solve using the place value strategy.

Hundreds Tens Ones

+ 300 10 2

700 60 8

400 50 6

Sum

1. 15 + 10 + 23 + 11 =

Tens

Ones

Sum

Compose the values and write the sum in standard form:

7 0 0 6 0

+ 8

7 6 8

Hundreds

+

Tens

Ones

Sum


Hundreds Tens Ones

+

Sum


Re-Engage Unit 3 Lesson 5: Place Value Strategy

Student Practice Directions: Solve using the place value strategy.

1. 543 + 241 =

2. 36 + 32 =

3. 217 + 160 =

Tens

Ones

Sum


+

Tens

Ones

Sum


+

Hundreds

Tens

Ones

Sum


+

Hundreds

Hundreds Tens Ones

+

Sum

Hundreds Tens Ones

+

Sum

Hundreds Tens Ones

+

Sum

Copyright © Swun Math Grade 2 Unit 3 Lessons 4-5 Extra Practice

Name: ____________________________ Date: ______________________________

Extra Practice Unit 3 Lessons 4-5: Place Value Strategy

Directions: Solve using the place value strategy.

1. 21 + 15 =

Hundreds Tens Ones

+

+

2. 53 + 23 =

Hundreds Tens Ones

+

+


Name: ____________________________ Date: ______________________________



3. 45 + 21 =

Hundreds Tens Ones

+

+

4. 12 + 23 + 34 =

Hundreds Tens Ones

+

+


Name: ____________________________ Date: ______________________________



5. 612 + 234 =

Hundreds Tens Ones

+

+

6. 75 + 24 =

Hundreds Tens Ones

+

+


Name: ____________________________ Date: ______________________________



7. 321 + 406 =

Hundreds Tens Ones

+

+

8. 321 + 458 =

Hundreds Tens Ones

+

+


Name: ____________________________ Date: ______________________________

Re-Engage Unit 4 Lesson 3: Add 2-Digit Numbers: Place Value Strategy

Model

54 + 28 =

Place Value Strategy: use expanded form

54 + 28 =

Working Form Strategy

Did you regroup/bundle? YES NO

Structured Guided Practice Directions: Use the place value strategy to add. Show bundling/regrouping. Check with working form.

H T O

50 4

+ 20 8

80

10 + 2

Bundle if you can make a

ten.

10 bundled ten

expanded form

+ 2 = 82 80 standard form

H T O

5 4

+ 2 8

8

2


ten.

1 bundled ten

Remember: Expanded form:

54 = 50 + 4. Show the value for each digit.

1. 17 + 43 = Place Value Strategy: use expanded form

17 + 43 = Working Form Strategy


H T O

+


ten.

bundled ten

expanded form

+ = standard form

H T O

+


ten.

bundled ten

+



Student Practice Directions: Use the place value strategy to add. Show bundling/regrouping. Check with working form.







H T O

+


ten.

bundled ten

expanded form

+ = standard form

H T O

+


ten.

bundled ten

+

H T O

+


ten.

bundled ten

expanded form

+ = standard form

H T O

+


ten.

bundled ten

+


Name: ____________________________ Date: ______________________________

Extra Practice Unit 4 Lessons 1-3: Add 2-Digit Numbers: Draw a Picture and Place Value Strategies

Directions: Add using the draw a picture or place value strategy. Check with working form.

1. 14 + 36 =

Did you regroup/

bundle?

YES NO

2. 38 + 7 =

Did you regroup/

bundle?

YES NO

T O

+

☐

H

H T O

+

T O

+

☐

H

H T O

+

Working Form

Working Form


3. 45+ 21 =

Did you regroup/

bundle?

YES NO

4. 19 + 34 =

Did you regroup/

bundle?

YES NO

T O

+

☐

H

H T O

+

T O

+

☐

H

H T O

+

Working Form

Working Form




5. 52 + 34 =

Did you regroup/

bundle?

YES NO

6. 63 + 8 =

Did you regroup/

bundle?

YES NO

T O

+

☐

H

H T O

+

T O

+

☐

H

H T O

+

Working Form

Working Form




7. 49 + 18 =

Did you regroup/

bundle?

YES NO

8. 24 + 15 =

Did you regroup/

bundle?

YES NO

T O

+

☐

H

H T O

+

T O

+

☐

H

H T O

+

Working Form

Working Form




Name: ____________________________ Date: ______________________________


Model

254 + 175 =


254 + 175 =

Working Form Strategy


Structured Guided Practice Directions: Add using the place value strategy. Then write in working form.

H T O

200 50 4 + 100 70 5

400 100 + 20

9

+

Th

bundled ten

expanded form standard form




100 bundled hundred bundled

thousand

| | | | |

| | | | |

| |

+ 9 = 429 20 + 400

H T O

2 5

4 + 1 7 5

4 2 9

Th

bundled ten 1 bundled

hundred bundled thousand

| | | | |

| | | | |

| |

H T O

+

Th

bundled ten bundled

hundred bundled thousand

expanded form

+ = + standard form

+ +

H T O

+

Th

bundled hundred bundled

thousand

bundled ten



Student Practice Directions: Add using the place value strategy. Then write in working form.







H T O

+

Th

bundled ten bundled

hundred bundled thousand bundled

ten bundled hundred bundled

thousand

H T O

+

Th

expanded form

+ = + + standard form

+ +

H T O

+

Th

bundled ten bundled

hundred bundled thousand bundled

ten bundled hundred bundled

thousand

H T O

+

Th

expanded form

+ = + standard form

+ +


Name: ____________________________ Date: ______________________________



1. 125 + 137 =

2. 253+ 65 =

T O

+

☐

H

H T O

+

T O

+

☐

H

H T O

+

Working Form

Working Form


3. 625+ 289 =

4. 597 + 142 =

T O

+

☐

H

H T O

+

T O

+

☐

H

H T O

+

Working Form

Working Form




5. 719+ 233 =

6. 274+ 153 =

T O

+

☐

H

H T O

+

T O

+

☐

H

H T O

+

Working Form

Working Form




7. 405+ 296 =

8. 208+ 109 =

T O

+

☐

H

H T O

+

T O

+

☐

H

H T O

+

Working Form

Working Form




Name: ____________________________ Date: ______________________________

Re-Engage Unit 4 Lesson 8: Properties of Addition

Model

Commutative Property of Addition

Addends can be added in any order and the sum will be the same.

Write a related fact:

Associative Property of Addition

A sum is the same regardless of how the addends are grouped.

Group the addends a different way:

Structured Guided Practice Directions: Add using properties of addition.

1.

Write a related fact:

Which property helped you?

2.

Group the addends a different way: Which property helped you?

(15 + 5) + 6 = 26

15 5

26

6

+ = +

+ 7 = 15 8

8 7 15

+ 8 = 15 7

7 8 15

(8 + 2) + 10 = 20

8 2 20

10

+ 10 = 20 10

8 + (2 + 10) = 20

8 2 20

10

+ 12 = 20 8

+ 15 = 35 20

20 15

35

+ =

+ 6 = 26 20

+ =


Re-Engage Unit 4 Lesson 8: Properties of Addition

Student Practice Directions: Add using properties of addition.

1.

Use the associative property to group the addends differently:

2.

Write a related number sentence:

Which property helped you?

3.

Write a related number sentence:

Why are the sums the same for both number sentences?

4.

Group the addends a different way: Why are the sums the same for both number sentences?

(8 + 12) + 20 = 40

8 12

40

20

+ = +

+ 6 = 30 24

24 6

30

+ =

+ 20 = 40 20

+ =

4 + (4 + 20) =

4 4

28

20

+ = +

+ 40 = 56 16

16 40

56

+ =

+ 24 = 28 4

+ =

Copyright © Swun Math Grade 2 Unit 4 Lesson 8 Extra Practice

Name: ____________________________ Date: ______________________________

Extra Practice Unit 4 Lesson 8: Properties of Addition

Directions: Read and answer each question.

1. Use the associative property to group your addends differently.

12 = 3 + (7 + 2)

12 = 3 + 9

= + +

= +

2. Write a related number sentence using the same addends and sum.

24 + 15 = 39

+ =

Which property could you apply when looking at the two number sentences?


54 + 73 = 127

+ =


(4 + 8) + 5 = 17

+ + =

+ =


Extra Practice Unit 4 Lesson 8: Properties of Addition

Directions: Read and answer each question.


19 = 4 + (6 + 9)

19 = 4 + 15

= + +

= +


39 + 76 = 115

+ =

Which property could you apply when looking at the two number sentences?


74 + 68 = 142

+ =


(9 + 9) + 1 = 19

+ + =

+ =


Name: ____________________________ Date: ______________________________

Re-Engage Unit 4 Lesson 10: Add Up to Four 2-Digit Addends

Model

Three different strategies to solve: 30 + 16 + 25 = 71 Number Line Strategy and the Associative Property of Addition: (30 + 16) +25

1. Three different strategies to solve: 18 + 50 + 41 = Number Line Strategy and the Associative Property of Addition: 18 + (50 + 41) =

Structured Guided Practice Directions: Use 3 different strategies to find the sum. Explain which strategy worked best.

H T O

| | |

| |

+

7 1

|

Which strategy worked best?

|

| | | | | | |

Draw a Picture Strategy H T O

30 0 10 6

+ 20 5 70 10 + 1

10


expanded form

70 + 1 = 71 standard form

| | | | | | 46

30 + 16 56 66 70 71

+ 10 + 10 + 4 +1

H T O

+


+


expanded form

+ = standard form

|

50 + 41

Add 25


Re-Engage Unit 4 Lesson 10: Add Up to Four 2-Digit Addends

Student Practice Directions: Use 3 different strategies to find the sum. Explain which strategy worked best.

1. Three different strategies to solve: 80 + 20 + 21 = Number Line Strategy and the Associative Property of Addition: (80 + 20) + 21 =

2. Three different strategies to solve: 54 + 6 + 15 = Number Line Strategy and the Associative Property of Addition: (54 + 6) + 15 =

H T O

+


+


expanded form

+ + = standard form

|

80 + 20

H T O

+


+


expanded form

+ = standard form

|

54 + 6


Name: ____________________________ Date: ______________________________

Extra Practice Unit 4 Lesson 10: Add Up to Four Two-Digit Addends Directions: Choose a strategy or addition property to find the sum.

1. 18 + 34 + 26 + 12= 2. 24 + 67 + 13 + 58=

3. 49 + 11 + 52 + 29 = 4. 22 + 29 + 17 + 35 =


Name: ____________________________ Date: ______________________________

Extra Practice Unit 4 Lesson 10: Add Up to Four Two-Digit Addends Directions: Choose a strategy or addition property to find the sum.

5. 20 + 56 + 17+ 30= 6. 28 + 11 + 23 + 39=

7. 37 + 21 + 49 + 23 =

Explain why you chose that strategy.

8. 40 + 20 + 51 + 27 =

Explain why you chose that strategy.

Beyond the Basic Facts: K-2 257 Copyright © Swun Math

Name _________________________________ Date ________

Subtraction A Differences within 18

(50 items)

19 − 8

13 − 8

14 − 0

6 − 6

9 − 7

19 − 1

18 − 9

13 − 9

9 − 8

7 − 3

2 − 1

16 − 7

5 − 5

5 − 0

10 − 5

15 − 8

18 − 9

18 − 0

9 − 5

16 − 8

9 − 1

18 − 9

14 − 5

10 − 9

3 − 1

12 − 7

16 − 9

8 − 5

11 − 7

12 − 8

8 − 3

17 − 5

18 − 9

19 − 1

9 − 3

14 − 1

8 − 2

13 − 0

10 − 0

14 − 1

17 − 9

6 − 5

15 − 8

8 − 6

3 − 1

14 − 7

4 − 2

17 − 8

15 − 9

16 − 8


Name _________________________________ Date ________

Subtraction B Differences within 18

(50 items)

18 − 9

17 − 8

13 − 6

18 − 5

1 − 0

2 − 2

7 − 3

4 − 2

3 − 1

15 − 6

5 − 3

11 − 0

19 − 1

7 − 6

13 − 1

7 − 1

14 − 7

8 − 5

1 − 0

16 − 6

12 − 5

17 − 8

8 − 3

9 − 2

17 − 9

5 − 2

2 − 1

15 − 6

9 − 6

17 − 8

11 − 5

12 − 7

13 − 4

17 − 8

12 − 6

9 − 9

15 − 8

7 − 5

14 − 8

15 − 9

14 − 2

11 − 0

16 − 9

15 − 7

9 − 3

14 − 3

19 − 1

14 − 7

10 − 1

17 − 8


Name _________________________________ Date ________

Subtraction C Differences within 18

(50 items)

12 − 1

7 − 3

2 − 1

2 − 2

18 − 9

14 − 7

11 − 9

15 − 8

14 − 9

10 − 0

11 − 7

15 − 8

17 − 8

14 − 9

13 − 8

17 − 8

9 − 1

18 − 9

10 − 9

16 − 9

12 − 6

13 − 5

10 − 9

12 − 0

15 − 7

17 − 8

13 − 8

13 − 4

15 − 8

9 − 5

13 − 9

17 − 6

9 − 3

12 − 8

7 − 7

9 − 4

7 − 6

14 − 8

17 − 8

9 − 3

14 − 6

9 − 9

9 − 0

14 − 1

7 − 3

16 − 9

15 − 9

8 − 7

17 − 9

9 − 7


Name _________________________________ Date ________

Subtraction D Differences within 18

(50 items)

10 − 5

12 − 6

14 − 7

15 − 9

8 − 6

14 − 5

6 − 6

10 − 7

18 − 7

15 − 9

11 − 9

13 − 7

16 − 7

18 − 5

9 − 6

14 − 6

3 − 3

16 − 7

12 − 5

6 − 2

19 − 7

18 − 8

7 − 7

14 − 8

17 − 9

9 − 4

13 − 8

13 − 4

9 − 3

9 − 9

8 − 8

17 − 8

4 − 4

12 − 6

18 − 0

2 − 2

5 − 5

4 − 2

17 − 8

17 − 9

18 − 1

13 − 8

8 − 2

17 − 9

12 − 6

17 − 0

12 − 9

16 − 8

13 − 7

9 − 9

grade 2 units 3 & 4 week 4 · grade 2 units 3 & 4 week 4 parents: please help your child...

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