# Tamil Nadu Board Samacheer Kalvi solutions for Class 4th Mathematics Term 2 Answers Guide chapter 2 - Numbers [Latest edition]

#### Chapters ## Chapter 2: Numbers

Exercise 2.1Exercise 2.2Exercise 2.3Exercise 2.4Exercise 2.5Exercise 2.6Exercise 2.7
Exercise 2.1 [Pages 12 - 13]

### Tamil Nadu Board Samacheer Kalvi solutions for Class 4th Mathematics Term 2 Answers Guide Chapter 2 NumbersExercise 2.1 [Pages 12 - 13]

Exercise 2.1 | Q 1. (i) | Page 12

Multiply the following numbers by using lattice method.

52 × 49

Exercise 2.1 | Q 1. (ii) | Page 12

Multiply the following numbers by using lattice method.

347 × 5

Exercise 2.1 | Q 1. (iii) | Page 12

Multiply the following numbers by using lattice method.

127 × 7

Exercise 2.1 | Q 1. (iv) | Page 12

Multiply the following numbers by using lattice method.

65 × 37

Exercise 2.1 | Q 1. (v) | Page 12

Multiply the following numbers by using lattice method.

789 × 4

Exercise 2.1 | Q 1. (vi) | Page 12

Multiply the following numbers by using lattice method.

37 × 29

Exercise 2.1 | Q 2. (i) | Page 12

Multiply the following numbers by using standard method.

72 × 29

Exercise 2.1 | Q 2. (ii) | Page 12

Multiply the following numbers by using standard method.

31 × 27

Exercise 2.1 | Q 2. (iii) | Page 12

Multiply the following numbers by using standard method.

93 × 42

Exercise 2.1 | Q 2. (iv) | Page 12

Multiply the following numbers by using standard method.

124 × 6

Exercise 2.1 | Q 2. (v) | Page 12

Multiply the following numbers by using standard method.

206 × 8

Exercise 2.1 | Q 2. (vi) | Page 12

Multiply the following numbers by using standard method.

479 × 3

Exercise 2.1 | Q 3. | Page 13

One box contains 25 apples. How many apples are there in 36 such boxes?

Exercise 2.1 | Q 3. i. | Page 13

There are 28 pages in a daily newspaper. If Ajay buys newspaper for 45 days, how many pages will it contain?

Exercise 2.1 | Q 3. ii. | Page 13

A truck carries 125 bags of rice. If each bag has 9 kg of rice, how much kg of rice will there be in the truck.

Exercise 2.1 | Q 3. iii. | Page 13

If the cost of one chair is ₹ 857. What will be the cost of 6 chairs?

Exercise 2.2 [Page 14]

### Tamil Nadu Board Samacheer Kalvi solutions for Class 4th Mathematics Term 2 Answers Guide Chapter 2 NumbersExercise 2.2 [Page 14]

Exercise 2.2 | Q 1 | Page 14

4 × 6 = square

Exercise 2.2 | Q 2 | Page 14

7 × 6 = square

Exercise 2.2 | Q 3 | Page 14

8 × 6 = square

Exercise 2.2 | Q 4 | Page 14

In a shirt there are 6 buttons, how many buttons will there be in 8 shirts?

Exercise 2.2 | Q 5 | Page 14

In a carton, there are 9 rows with 6 eggs in each row. How many eggs are there in all?

Exercise 2.2 | Q 6 | Page 14

Complete the 7th table: (using maths kit box). 7 Piece tan gram 7 × 1 = 7 7 × 2 = 14 7 × 3 = 21 7 × 4 = ______ 7 × 5 = 35 _________________ 7 × 7 = ________ 7 × 8 = 56 _________________ 7 × 10 = 70
Exercise 2.3 [Pages 14 - 15]

### Tamil Nadu Board Samacheer Kalvi solutions for Class 4th Mathematics Term 2 Answers Guide Chapter 2 NumbersExercise 2.3 [Pages 14 - 15]

Exercise 2.3 | Q 1 | Page 14

3 × 7 = square

Exercise 2.3 | Q 2 | Page 14

6 × 7 = square

Exercise 2.3 | Q 3 | Page 14

9 × 7 = square

Exercise 2.3 | Q 4 | Page 14

A box contains 7 pens. How many pens are there in 5 boxes?

Exercise 2.3 | Q 5 | Page 14

One week has 7 days. Calculate the number of days in 10 weeks?

Exercise 2.3 | Q 6 | Page 15

Complete the 8th table: Number of legs in spider 8 × 1 = 8 8 × 2 = 16 8 × 3 = 24 8 × 4 = 32 8 × 5 = 40 ______________ 8 × 7 = 56 8 × 8 = ______ 8 × 9 = ______ 8 × 10 = 80
Exercise 2.4 [Page 15]

### Tamil Nadu Board Samacheer Kalvi solutions for Class 4th Mathematics Term 2 Answers Guide Chapter 2 NumbersExercise 2.4 [Page 15]

Exercise 2.4 | Q 1 | Page 15

8 × 4 = square

Exercise 2.4 | Q 2 | Page 15

8 × 6 = square

Exercise 2.4 | Q 3 | Page 15

8 × 10 = square

Exercise 2.4 | Q 4 | Page 15

One packet contains 8 pencils, how many pencils are there in 9 such packets?

Exercise 2.4 | Q 5 | Page 15

The price of one ball is ₹ 10. Find the cost of 8 such balls?

Exercise 2.4 | Q 6 | Page 15
Complete the 9th table:

9 = 9 × 1 = 9
9 + 9 = 9 × 2 = 18
9 + 9 + 9 = 9 × 3 = 27
9 + 9 + 9 + 9 = 9 × 4 = 36
9 + 9 + 9 + 9 + 9 = 9 × 5 = 45
9 + 9 + 9 + 9 + 9 + 9 = 9 × 6 = ______________
9 + 9 + 9 + 9 + 9 + 9 + 9 = ______________
9 + 9 + 9 + 9 + 9 + 9 + 9 + 9 = 9 × 8 = ______________
9 + 9 + 9 + 9 + 9 + 9 + 9 + 9 + 9 = 9 × 9 = 81
9 + 9 + 9 + 9 + 9 + 9 + 9 + 9 + 9 + 9 = ______________ 9 × 1 = 9 9 × 2 = 18 9 × 3 = 27 9 × 4 = 36 9 × 5 = 45 9 × 6 = 54 9 × 7 = 63 ______________ 9 × 9 = ______ 9 × 10 = _____
Exercise 2.5 [Page 17]

### Tamil Nadu Board Samacheer Kalvi solutions for Class 4th Mathematics Term 2 Answers Guide Chapter 2 NumbersExercise 2.5 [Page 17]

Exercise 2.5 | Q 1 | Page 17

9 × 3 = square

Exercise 2.5 | Q 2 | Page 17

9 × 6 = square

Exercise 2.5 | Q 3 | Page 17

9 × 10 = square

Exercise 2.5 | Q 4 | Page 17

A sports team has 9 persons. How many persons will there be in 9 teams?

Exercise 2.5 | Q 5 | Page 17

Number of rods in a window is 9. Find the number of rods in 7 windows.

Exercise 2.5 | Q 6 | Page 17

Complete the 10th table:

From the tables 1 to 9 we will know the following:

Complete the following:

 10 × 1 = 10 10 × 1 = 10 10 × 2 = 20 10 × 2 = 20 10 × 3 = 30 10 × 3 = 30 10 × 4 = 40 10 × 4 = 40 10 × 5 = 50 _____________ 10 × 6 = 60 _____________ 10 × 7 = 70 _____________ 10 × 8 = 80 _____________ 10 × 9 = 90 10 × 9 = 90 10 × 10 = 100 _____________
Exercise 2.6 [Page 18]

### Tamil Nadu Board Samacheer Kalvi solutions for Class 4th Mathematics Term 2 Answers Guide Chapter 2 NumbersExercise 2.6 [Page 18]

#### Fill in the boxes.

Exercise 2.6 | Q 1 | Page 18

Multiply by 10, 100, 1000

Fill in the boxes.

1. 10 × 7 = 70
2. 100 × 16 = square
3. 1000 × 9 = 9000
4. 10 × 696 = square
5. 100 × 96 = 9600
6. 1000 × 6 = square
Exercise 2.7 [Page 19]

### Tamil Nadu Board Samacheer Kalvi solutions for Class 4th Mathematics Term 2 Answers Guide Chapter 2 NumbersExercise 2.7 [Page 19]

Exercise 2.7 | Q 1 | Page 19

Write the number as the product of two numbers. Exercise 2.7 | Q 2 | Page 19

Write the number as the product of two numbers. Exercise 2.7 | Q 3 | Page 19

Write the number as the product of two numbers. Exercise 2.7 | Q 4 | Page 19

Write the number as the product of two numbers. ## Chapter 2: Numbers

Exercise 2.1Exercise 2.2Exercise 2.3Exercise 2.4Exercise 2.5Exercise 2.6Exercise 2.7 ## Tamil Nadu Board Samacheer Kalvi solutions for Class 4th Mathematics Term 2 Answers Guide chapter 2 - Numbers

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Concepts covered in Class 4th Mathematics Term 2 Answers Guide chapter 2 Numbers are Multiplication by Lattice Algorithm ( up to 2 Digit Number by 2 Digit Number and 3 Digit Number by Single Digit Number).

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