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Multiplication Tables of 2, 5, and 10 C H A P T E R 6 Lesson 1 Multiplying 2: Skip-counting Count by 2s. Then ll in the blanks. 1. Each bicycle has 2 wheels. How many wheels do 8 bicycles have? 0 2 6 4 8 10 14 12 16 8 × 2 = 8 bicycles have wheels. 67 Extra Practice 2A © 2009 Marshall Cavendish International (Singapore) Private Limited. Copying is permitted; see page ii. Name: Date:

Name: Date: C H 6 A PTE R Multiplication Tables of 2, 5 ... · Multiplication Tables of 2, 5, ... Use the dot paper to fi ll in the blanks. ... Fill in the boxes with the correct

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Multiplication Tables of 2, 5, and 10

CHAPTER

6Lesson 1 Multiplying 2: Skip-countingCount by 2s.Then fi ll in the blanks.

1. Each bicycle has 2 wheels. How many wheels do 8 bicycles have?

0 2 64 8

10 1412 16

8 × 2 =

8 bicycles have wheels.

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Count by 2s.Color the fi sh that form a pattern.Then fi ll in the blanks.

2. 4

5

6

2

14

11 10 12

8

2, 4, , , , ,

Match.

3.

16

2 × 8

2 × 4

2 × 6

2 × 7

2 × 5

2 × 3

6 12

8 10 14

Complete the table.

4. Number of birds 1 2 5 8 10

Number of legs 2 4 6 8 12 14 18

Chapter 6 Lesson 168

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Lesson 2 Multiplying 2: Using Dot PaperUse the dot paper to solve.

1. Mrs. Lee gives crackers to 8 children. Each child gets 2 crackers.How many crackers does Mrs. Leegive to the children in all?

1

1 2

2345678

Mrs. Lee gives crackers to the children in all.

2. 6 bicycles are in the shop.Each bicycle has 2 wheels.How many wheels are there in all?

1

1 2

23456

There are wheels in all.

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Use the dot paper to fi ll in the blanks.

1

1 2

2345

1

1 2

23456

3. 5 × 2 = 4. 6 × 2 = 5 × 2 +

Use the dot paper to fi ll in the blanks.

5. 2 × 2 = 1 × 2 + × 2 1

1 2

2 = 2 +

=

6. 4 × 2 = 1 × 2 + × 2 1

1 2

234

= 2 +

=

70

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Chapter 6 Lesson 2

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Use the dot paper to fi ll in the blanks.

7. 5 × 2 is more than 4 × 2.

8. 6 × 2 is less than 9 × 2.

9. 9 × 2 is more than 7 × 2.

1

1 2

23456789

1010. 2 × 2 is less than 8 × 2.

Use the dot paper to fi nd the missing numbers.

1

1 2

23

1

1 2 3

2

Example

6 6 3 × 2 = 2 × 3 =

11.

1

1 2 3 4 5

2

1

1 2

2345

5 × 2 = 2 × 5 =

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Use the dot paper to fi nd the missing numbers.

12.

1

1 2 3 4 5

2

6

1

1 2

23456

6 × 2 = 2 × 6 =

13.

1

1 2 3 4

2

1

1 2

234

4 × 2 = 2 × 4 =

14.

1

1 2 3 4 5 6 7

2

1

1 2

234567

7 × 2 = 2 × 7 =

72

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Chapter 6 Lesson 2

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Lesson 3 Multiplying 5: Skip-countingCount by 5s.Then fi ll in the blanks.

40255

1. 5, , , , 25,

2. 25, , , 40, ,

Match.

3. 2 × 5

6 × 5

8 × 5

7 × 5

4 × 5

35

30

10

40

20

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Solve.

4. Mrs. Hill bakes 5 buns each day.How many buns does she bake in 6 days?

6 × 5 =

She bakes buns in 6 days.

5. Peter gives marbles to 7 friends.Each friend gets 5 marbles.How many marbles does Peter give his friends in all?

× =

Peter gives his friends marbles in all.

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Chapter 6 Lesson 3

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Lesson 4 Multiplying 5: Using Dot PaperUse the dot paper to solve.

1. There are 7 sheets of stickers.Each sheet has 5 stickers.How many stickers are there in all?

1

1 2 3 4 5

234567

There are stickers in all.

2. Sarah and her seven friends eat 1

1 2 3 4 5

2345678

5 cherries each.How many cherries do they eat in all?

They eat cherries in all.

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Multiply.Color the dots to help you.

1

1 2 3 4 5

23

1

1 2 3 4 5

2345

3. 3 × 5 = 4. 5 × 5 =

Use the dot paper to fi ll in the blanks.

1

1 2 3 4 5

23456789

10

5. 7 × 5 is more than 6 × 5.

6. 10 × 5 is more than 8 × 5.

7. 6 × 5 is less than 8 × 5.

76

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Chapter 6 Lesson 4

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Use the dot paper to fi ll in the blanks.

8.

× =

× =

9.

× =

× =

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Use the dot paper to fi ll in the blanks.

10.

× =

× =

11.

× =

× =

78

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Chapter 6 Lesson 4

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Lesson 5 Multiplying 10: Skip-counting and Using Dot Paper

Count by 10s.Use some of the numbers to fi ll in the blanks.

1. 45 30 100

70 5060

10, 20, , 40, 50, , 70, 80, 90,

Use patterns to fi ll in the blanks.

2. 8 × 1 =

8 × 10 =

3. 9 × 1 =

9 × 10 =

4. 10 × 1 =

10 × 10 =

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Solve.

5. Eddie ties 4 bundles of balloons.Each bundle has 10 balloons.

How many balloons are there in all?

There are balloons in all.

6. Adena has 3 bracelets. Each bracelet has 10 beads. How many beads does Adena have in all?

Adena has beads in all.

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Chapter 6 Lesson 5

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Solve.

7. Kylie has 8 piles of books. Each pile has 10 books. How many books are there in all?

There are books in all.

8. Brooke buys 6 boxes of cards. Each box has 10 cards. How many cards does Brooke buy in all?

Brooke buys cards in all.

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Use the dot paper to multiply.Complete the table.

9. 1

1 2 3 4 5 6 7 8 9 10

23456789

10

There are 10 stamps in one box.

Number of boxes 3 6 7 8 10

Number of stamps 30

10. 1

1 2 3 4 5 6 7 8 9 10

23

1

1 2 3

23456789

10

3 × 10 = 10 × 3 =

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Chapter 6 Lesson 5

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Lesson 6 Divide Using Related Multiplication Facts

Complete the multiplication sentences.Then complete the division sentences.

1. 3 × 5 = 2. 9 × 2 =

5 × 3 = 2 × 9 =

÷ 3 = ÷ 2 =

÷ 5 = ÷ 9 =

Use the numbers to form multiplication and division sentences.

14 2 7

3. × = × =

÷ = ÷ =

10 30 3

4. × = × =

÷ = ÷ =

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Use related multiplication facts to solve.

5. Divide 16 bones into 2 equal groups. How many bones are there in each group?

16 ÷ 2 =

There are bones in each group.

6. Divide 20 birds into 5 equal groups. How many birds are there in each group?

20 ÷ 5 =

There are birds in each group.

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Chapter 6 Lesson 6

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Find the missing number.Then write one related multiplication sentence.Write two related division sentences. Use the picture to help you.

7.

9 × 2 = × =

÷ =

÷ =

8.

6 × 2 = × =

÷ =

÷ =

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Find the missing number.Then write one related multiplication sentence.Write two related division sentences. Use the picture to help you.

9.

7 × 5 = × =

÷ =

÷ =

10.

4 × 10 = × =

÷ =

÷ =

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Chapter 6 Lesson 6

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Put on Your Thinking Cap!

1. John thinks of two numbers. When he multiplies them, he gets 20. When he subtracts the smaller number from the

bigger number, he gets 1. What are the two numbers?

Do you know what my numbers are?

The two numbers are and .

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2. The shapes stand for different numbers.

+ + = 15

× = 15

– = 2

CLUESAll the shapes stand for 1-digit odd numbers.Odd numbers are numbers that are not foundin the multiplication table of 2.

Fill in the boxes with the correct answers.

= =

=

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Chapter 6 Put on Your Thinking Cap!

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