Math addition and subtraction l2

L2

e a rni ng

Mathematics

Ex pre ss

Addition and
Subtraction
This book belongs to

-

Scholastic Learning Express: Addition and Subtraction, Level 2 © Scholastic


Copyright © 2005, 2010 by Scholastic Inc.
Copyright © 2013 by Scholastic Education International (Singapore) Private Limited
All rights reserved.
Previously published as Reading & Math Jumbo Workbook Grade 2,
Success with Addition and Subtraction Grade 2 and Success with Math Grade 2
by Scholastic Inc.
This edition published by Scholastic Education International (Singapore) Private Limited
A division of Scholastic Inc.
No part of this publication may be reproduced in whole or in part, or stored in a retrieval
system, or transmitted in any form or by any means, electronic, mechanical, photocopying,
recording, or otherwise without the written permission of the publisher. For information
regarding permission, write to:
Scholastic Education International (Singapore) Private Limited

81 Ubi Avenue 4 #02-28 UB.ONE Singapore 408830

First edition 2013
ISBN 978-981-07-1365-2

Scholastic Learning Express: Addition and Subtraction, Level 2 © Scholastic


Welcome to eEa rpnreisns g !
x

Helping your child build essential skills is easy!
These teacher-approved activities have been specially developed to make learning
ERWKDFFHVVLEOHDQGHQMR\DEOH2QHDFKSDJH\RX¶OO¿QG
adding 3-digit numbers with regrouping

Focus Skill
The focus of each activity
page is clearly indicated.

'DWH

Add. Then trace the mole’s path to the top. The mole must travel
through tunnels with a zero in the sum.

Instructions
The read-aloud instructions
are easy for your child to
understand.

176
+ 424

531
+ 269

342
+ 488

Meaningful learning
Each activity has been
carefully designed to
make your child’s learning
meaningful and fun.

452
+ 468

325
+ 197

227
+ 276

165
+ 288

477
+ 289

644
+ 188

278
+ 693

384
+ 276

605
+ 237

415
+ 387

570
+ 182

763
+ 178

609
+ 295

467
+ 289

406
+ 295

On another piece of paper, write three more problems that

 

have a zero in the sum.

Addition and Subtraction Ô/

L2 Addition and Subtraction.indd 26

7KLVERRNDOVRFRQWDLQV
ea rni ng

n a n d S u b t r a c t io
Add i t io
n
P r a c t ic e Te s t

Ex pre ss

Cong

Fill in the bubble next to the correct answer.

9.

10.

How many more students voted
for cheese than veggie pizza?

A

3

B

25

C

28

D

31

To be replace with
L2 mascot

B

30
45

D

60

Pre sen ted on

11/10/12 7:56 AM

11.

draw a
Paste a photo or
picture of yourself.

15

C

s!

I,
I,
tar !!
ers tar
Sup ers
stic Sup
ola stic
am
Sch ola
a Sch
am a
ctio n L2.
traL3.
and
SK ills
ng Sub

ionadi
ditRe
ted
ted
pleAd
com
e ple
com
I havIe hav

How many more students voted for
pepperoni than sausage pizza?
A

ratulation

How many more students voted
for mushroom than onion pizza?
A

1

B

2

C

3

D

4

&RPSOHWLRQFHUWL¿FDWH to celebrate your
child’s leap in learning.
Addition and SubtractionÔ/

71

Instant assessment to ensure
your child really masters the skills.
Motivational stickers to mark the
milestones of your child’s learning path.

Scholastic Learning Express: Addition and Subtraction, Level 2 © Scholastic


Contents
Addition and Subtraction ..................5

subtracting from 12 or less ...........................31

adding to 10 ...................................................6

subtracting from 14 or less ............................32–33

adding with sums through 18 .......................7–10

subtracting from 10 through 18 ...................34–37

number patterns ...........................................11–12

subtracting from 20 with regrouping ..........38

adding 1- and 2-digit numbers

subtracting 2-digit numbers

without regrouping .......................................13

without regrouping .......................................39–45

adding 1- and 2-digit numbers .....................14

subtracting 3-digit numbers

adding 2-digit numbers

without regrouping .......................................46

without regrouping .......................................15–16

subtracting 2-digit numbers

adding 3-digit numbers

with regrouping ............................................47–52

without regrouping .......................................17

subtracting 3-digit numbers

regrouping tens to ones ................................18

with regrouping .............................................53

regrouping tens to hundreds ........................19

subtracting 3-digit numbers with zero ........54

regrouping hundreds to tens ........................20

adding and subtracting through 18 ..............55

adding three addends ....................................21

adding and subtracting 2-digit

adding multiple addends...............................22

numbers with regrouping .............................56–58

adding 2-digit numbers with regrouping .....23

adding and subtracting 3-digit

adding 2-digit numbers with

numbers with regrouping..............................59–65

regrouping - multiple addends .....................24

word problems ...............................................66–68

adding 2- and 3-digit numbers

Addition and Subtraction Practice Test .......69–74

with regrouping ............................................25
adding 3-digit numbers with regrouping .....26
addition word problems ................................27
subtracting from 9 or less ............................28

Answer Key .............................................75–78
Certificate .................................................79
Stickers .....................................................80

subtracting from 10 or less ...........................29–30

Scholastic Learning Express: Addition and Subtraction, Level 2 © Scholastic


Addition and
Subtraction
Understanding basic addition and subtraction facts are important
real-life skills. We probably add or subtract something every day.
:KHQ\RXEX\WKLQJV\RXQHHGWR¿JXUHRXWKRZPXFKPRQH\\RX
need to pay and how much money you will get back. The activities
that follow will give your child lots of practice in these important

skills with one, two and three digits.
What to do
These activity pages provide many opportunities for your child to
practice addition and subtraction with and without regrouping.
When you regroup in addition, you carry over from the right-hand
FROXPQWRWKHOHIWKDQGFROXPQ)RUH[DPSOH 1

19
+5
24

In subtraction problems that require that your child regroup
numbers, he or she will borrow from the number to the left.
1 1
)RUH[DPSOH

25
–9
16

&KHFN\RXUFKLOG¶VZRUNZKHQKHRUVKH¿QLVKHVHDFKDFWLYLW\SDJH
Keep On Going!
+DYH\RXUFKLOGDGGHYHU\WKLQJLQVLJKWYHJHWDEOHVFDUVDQGVR
on. You can also play subtracting games with your child, such
DV,I\RXKDYHEDOORRQVDQG\RXORVHKRZPDQ\ZLOO\RX
have left? (49). Encourage your child to become an “addition and
subtraction champion.”

Addition and SubtractionƠ/

Scholastic Learning Express: Addition and Subtraction, Level 2 © Scholastic

5


adding to 10

'DWH

Add. Complete the puzzle using number words.

seven

1

2

six
three
4

3

one
5

nine

6

four

two
7

Down

Across
1. 5 + 5 = ______

eight

1. 4 + ______ = 6

2. 3 + ______ = 7

2. 2 + ______ = 7

3. 2 + ______ = 9

3. ______ + 4 = 10

6. 6 + 2 = ______

4. 4 + 5 = ______

7. ______ + 0 = 1

5. 5 + ______ = 8

Finish each number sentence with a number word.
¿YHWZR BBBBBBBBBBBBWKUHHVL[ BBBBBBBBBBBB

6

ten

Addition and Subtraction Ô/

Scholastic Learning Express: Addition and Subtraction, Level 2 © Scholastic

¿YH


adding with sums through 18

'DWH

Add.

1. 7 + 5 =

 5 + 9 =

3. 8 + 4 =

Add!
4. 5 + 3 =

5. 8 + 8 =

6. 3 + 7 =

7. 9 + 3 =

8. 4 + 6 =

9. 8 + 7 =

10. 3 + 8 =

11. 6 + 12 =

 7 + 8 =

Addition and SubtractionÔ/

Scholastic Learning Express: Addition and Subtraction, Level 2 © Scholastic

7


adding with sums through 18

'DWH

Add.

1. 10
+2



5
+5

3.

9
+9

Add!
4.

9
+8

5.

9
+4

6.

7.

8
+6

8.

7
+7

9. 10

6
+6

11.

10.

8

9
+7

2
+9

+8



3
+6

Addition and Subtraction Ô/

Scholastic Learning Express: Addition and Subtraction, Level 2 © Scholastic


adding with sums through 18

'DWH

Add.

1.

6
+4



7
+3

3.

9
+6

Add!
4.

5
+7

5.

5
+8

6.

8
+8

7. 10

8.

6
+8

9.

9
+5

11. 10



9
+0

+5

10. 10

+6

+7

Addition and SubtractionÔ/

Scholastic Learning Express: Addition and Subtraction, Level 2 © Scholastic

9


adding with sums through 18

'DWH

Add.

1.

6
+7



9
+7

3.

4.

9
+9

5.

5
+6

6.

7.

7
+4

8. 11

10.

8
+0

11.

10

4
+8

6
+3

9. 12

+6

+5

9
+3

 11
+2

Addition and Subtraction Ô/

Scholastic Learning Express: Addition and Subtraction, Level 2 © Scholastic

Add!


number patterns

'DWH

,QHDFKURZJLYHWKHQXPEHUWKDWFRPHVQH[W

1.

2

4

6

8

10

12

14



1

3

1

3

1

3

1

3

3.

1

2

3

4

5

6

7

8

4.

1

2

2

1

2

2

1

2

5.

0

6

5

0

6

5

0

6

6.

2

4

6

2

4

6

2

4

7.

100

101

104

105

102

103

16

106

Addition and SubtractionÔ/

Scholastic Learning Express: Addition and Subtraction, Level 2 © Scholastic

11


number patterns

'DWH

,QHDFKURZJLYHWKHQXPEHUWKDWFRPHVQH[W

1.

5

10

15

20

25

30

35



15

14

13

12

11

10

9

3.

1

3

4.

0

5

2

0

5

2

0

5

5.

1

4

1

4

1

4

1

4

6.

10

20

30

40

50

60

70

7.

3

6

9

12

15

18

21

 

2

4

1

3

2

4

Addition and Subtraction Ô/

Scholastic Learning Express: Addition and Subtraction, Level 2 © Scholastic

1


DGGLQJDQGGLJLWQXPEHUV
without regrouping

'DWH

1. Solve the problems under
Across and Up.
2. Find each number pair on the graph.
Make a dot for each where their
lines meet.
3. Join the dots in the order that you
make them.
4. What picture did you make?

Across

1.

3.
4.
5.
6.
7.
8.
9.
10.
11.

Up

Up

1 + 2 = _____

10 + 14 = _____

13 + 2 = _____

10 + 5 = _____

13 + 14 = _____

21 + 3 = _____

12 + 3 = _____

11 + 13 = _____

0 + 3 = _____

2 + 22 = _____

2 + 1 = _____

2 + 13 = _____

3 + 0 = _____

6 + 0 = _____

3 + 12 = _____

1 + 5 = _____

5 + 22 = _____

2 + 4 = _____

23 + 4 = _____

11 + 4 = _____

20 + 7 = _____

12 + 12 = _____

30
27
24
21
18
15
12
9
6
3
0

3

6

9

12

15

18

21

24

27

30

Across

Addition and SubtractionÔ/

Scholastic Learning Express: Addition and Subtraction, Level 2 © Scholastic

13


DGGLQJDQGGLJLWQXPEHUV

'DWH

Solve the problems. Color the shapes using the code. Color the other
shapes with the colors of your choice.
1 to 30 = red

31 to 99 = blue
2
+8
24
+7

7
+4
45
+5

32
+9

31
+4

26
+6

22
+ 13
11
+7

11
+9

19
+9

31
+ 11

16
+ 22

4
+8

14
+9

12
+7
40
+ 14

17
+ 9

1
+9

27
+6

37
+ 31

41

+ 21

12
+9

16
+5
10
+ 24

16
+6
20
+ 21

15
+5

Name two numbers that when added together equal 27.
BBBBBBBBBB BBBBB  BBBBBBBBBB BBBBB

14

Addition and Subtraction Ô/

Scholastic Learning Express: Addition and Subtraction, Level 2 © Scholastic


DGGLQJGLJLWQXPEHUVZLWKRXWUHJURXSLQJ

'DWH

Add.

1.

T

H

26
+ 12



E

16
+ 10
F

12
+ 34

3.

T

R

74
+ 23
O

54
+ 30
I

43
+ 15

4.

P

35
+ 23
I

14
+ 32
C

31
+ 24

A

33
+ 34

U

44
+ 45
H

23
+ 42

E

C

63
+ 13
R

24
+ 34

34
+ 45
F

12
+ 36

25
+ 72

S

22
+ 24

20
+ 20

For each sum that is an even number, write its letter below in order.
How much of the earth is covered by water?

__ _ ___ ___ ___ ___ — ___ ___ ___ ___ ___ ___ ___

5.

For each sum that is an odd number, write its letter below in order.
What is the biggest ocean?

___ ___ ___ ___ ___ ___ ___

Addition and SubtractionÔ/

Scholastic Learning Express: Addition and Subtraction, Level 2 © Scholastic

15


DGGLQJGLJLWQXPEHUVZLWKRXWUHJURXSLQJ

'DWH

$GG0DWFKWKHÀRZHUVZLWKWKHVDPHVXP

52
+ 36

43
+ 26

18
+ 70

23
+ 22

11
+ 34

51
+ 18

62
+ 35

14
+ 11

13
+ 12

16

55
+ 42

Addition and Subtraction Ô/

Scholastic Learning Express: Addition and Subtraction, Level 2 © Scholastic


adding 3-digit numbers without regrouping

'DWH

Add. Circle each even sum to learn facts about the tiger. Draw a square
around each odd sum to learn about the octopus. Hint: Look in the
ones place.

1.



the largest cat species

423
+ 173

3.

384

+ 611

4.

has three hearts

325
+ 552

5.

has four pairs of arms

hides by changing color

257
+ 312

6.

can weigh up to 353 kgs

hunts at night

101
+ 561

570
+ 408

7.

is a carnivore

8.

is endangered

805
+ 163

9.

can regrow lost limbs

445
+ 151

10.

KDVDVRIWÀH[LEOHERG\

609
+ 290

314
+ 183

Addition and SubtractionÔ/

Scholastic Learning Express: Addition and Subtraction, Level 2 © Scholastic

17


regrouping tens to ones

'DWH

Look at the number on each chick. Write the number of tens and ones
on the egg. Then trade one ten for ten ones.



1.

35

3

BB
Bt
en

82

3.

5

BB
Bt
en

es
 on

B
BB

s

2
1 5 ones
BBBBB

es

 on
B
BB

s

BBBBBtens

47
__
_t

BBBBBtens
es

en
s

5.

BBBBBtens

4.

BBBBB ones

n
B o
B
B

BBBBB ones

6.

94
BB
Bt
en

s

90
BB
Bt
en

es

 on
B
BB

s

61
BBBBBtens

BB
Bt
en

BBBBB ones

s

es
 on

B
BB

BBBBBtens
BBBBB ones

BBBBBtens
BBBBB ones
18

Addition and Subtraction Ô/

Scholastic Learning Express: Addition and Subtraction, Level 2 © Scholastic

es

 on
B
BB


regrouping tens to hundreds

'DWH

5HJURXSWHQVLQWRKXQGUHGV5HPHPEHUWHQV KXQGUHG:ULWH
the number of hundreds and the number of remaining tens.



1.

4.

84

3.

tens

27

BBBBB hundreds

tens

BBBBB hundreds

93
tens

BBBBBtens

2
7 tens
BBBB

71
tens

BBBB hundreds

BBBBBtens

BBBBB hundreds
BBBBBtens

32

6.

5.

tens

8.
7.

BBBBB hundreds

56

BBBBBtens

tens

BBBBB hundreds

49

BBBBBtens

tens

BBBBB hundreds

65
tens

BBBBB hundreds

BBBBBtens

BBBBBtens

Write the number.
7

9.

tens

5

0
ones

hundreds

0

10.

tens

8
hundreds

4
ones

Addition and SubtractionÔ/

Scholastic Learning Express: Addition and Subtraction, Level 2 © Scholastic

19


regrouping hundreds to tens

'DWH

5HJURXSKXQGUHGVWRWHQV5HPHPEHUKXQGUHG WHQV

1.

3.
4



7
hundreds

hundreds

2

5

hundreds

hundreds

___ tens

___ tens
___ tens

5.

___ tens

7.
1

6.

8

8.

hundreds

hundreds

9

3

hundreds

hundreds

___ tens

___ tens
___ tens



4.

Addition and Subtraction Ô/

Scholastic Learning Express: Addition and Subtraction, Level 2 © Scholastic

___ tens


adding three addends

'DWH

Add. Write the sum on each bowl.



1.

3.
5

2

7

1

6
2

1

3

11

10

5.

4.

6.
5

10

6

6

3
4

2

3
4

3

8

7

9.

8.

7.

8

5

3
3

9

5

Addition and SubtractionƠ/

Scholastic Learning Express: Addition and Subtraction, Level 2 © Scholastic




adding multiple addends

'DWH

Find the sums of the three addends in the rows across and down. The
answer circles are numbered.
You can do it!

8
13

8

5



7

4

3

3.

8

16

6

1.

7
5
4. 10

20

7

9

30

5.

10

21

4

9

5

8

6
7.

7

16
11

9.
10.

 

6.

15

Addition and Subtraction Ô/

Scholastic Learning Express: Addition and Subtraction, Level 2 © Scholastic

8.


DGGLQJGLJLWQXPEHUVZLWKUHJURXSLQJ

'DWH

$GG7KHQFLUFOHHDFKER[ZLWKDQRGGVXPWRKHOSWKHER\¿QGKLVZD\
to the book. (Hint: Remember to look in the ones place.)

47
+ 24

74
+ 19

78
+ 12

15
+ 37

48

+ 44

31
+ 59

52
+ 39

29
+ 57

73
+ 19

63
+ 18

14
+ 67

57
+ 16

24
+ 18

63
+ 29

57

+ 28

27
+ 47

76
+ 16

72
+ 18

76
+ 18

32
+ 19

17
+ 24

55
+ 38

32
+ 49

Addition and SubtractionÔ/

Scholastic Learning Express: Addition and Subtraction, Level 2 © Scholastic




km

km

32

9

'DWH

54

km

km

km

10 k

28

beach

m

17

25

m

39

Add the distance of each route from
the house to the beach.
Route 1

+



Add the distance of each route from
the house to the mountains.

Route 2

+
km

 

k

km

km

1.

88

13 k m

mountains

48 k

m

31 k
m

4

DGGLQJGLJLWQXPEHUV
with regrouping — multiple addends

Route 1

+
km

Addition and Subtraction Ô/

Scholastic Learning Express: Addition and Subtraction, Level 2 © Scholastic

Route 2

+
km

km