हिंदी
Tamil Nadu Board of Secondary EducationSSLC (English Medium) Class 6

Samacheer Kalvi solutions for Mathematics - Term 1 [English] Class 6 TN Board chapter 1 - Numbers [Latest edition]

Advertisements

Chapters

Samacheer Kalvi solutions for Mathematics - Term 1 [English] Class 6 TN Board chapter 1 - Numbers - Shaalaa.com
Advertisements

Solutions for Chapter 1: Numbers

Below listed, you can find solutions for Chapter 1 of Tamil Nadu Board of Secondary Education Samacheer Kalvi for Mathematics - Term 1 [English] Class 6 TN Board.


Exercise 1.1Exercise 1.2Exercise 1.3Exercise 1.4Exercise 1.5Exercise 1.6
Exercise 1.1 [Pages 8 - 9]

Samacheer Kalvi solutions for Mathematics - Term 1 [English] Class 6 TN Board 1 Numbers Exercise 1.1 [Pages 8 - 9]

Fill in the blanks

1. (i)Page 8

The smallest 7 digit number is _____________

1. (ii)Page 8

The largest 8 digit number is ____________

1. (iii)Page 8

 The place value of 5 in 7005380 is ____________

1. (iv)Page 8

The expanded form of the number 76,70,905 is ___________

Say True or False

2. (i)Page 8

Successor of a one-digit number is always a one-digit number

  • True

  • False

2. (ii)Page 8

Predecessor of a 3-digit number is always a 3 or 4-digit number

  • True

  • False

2. (iii)Page 8

In the Indian System of Numeration the number 67999037 is written as 6,79,99,037

  • True

  • False

2. (iv)Page 8

88,888 = 8 × 10000 + 8 × 100 + 8 × 10 + 8 × 1

  • True

  • False

3Page 9

How many ten thousand are there in the smallest 6 digit number?

4. (i)Page 9

Observe the commas and write down the place value of 7.

56,74,56,345

4. (ii)Page 9

Observe the commas and write down the place value of 7.

567,456,345

5. (i)Page 9

Write the following numbers in the International System by using commas.

347056

5. (ii)Page 9

Write the following numbers in the International System by using commas.

7345671

5. (iii)Page 9

Write the following numbers in the International System by using commas.

634567105

5. (iv)Page 9

Write the following numbers in the International System by using commas.

1234567890

6Page 9

Write the largest six digit number and put commas in the Indian and the International System

7. (i)Page 9

Write the number names of the following numerals in the Indian System

75,32,105

7. (ii)Page 9

Write the number names of the following numerals in the Indian System

9,75,63,453

8. (i)Page 9

Write the number names in words using the International System

345,678

8. (ii)Page 9

Write the number names in words using the International System

8,343,710

8. (iii)Page 9

Write the number names in words using the International System

103,456,789

9. (i)Page 9

Write the number name in numerals.

Two crores thirty lakhs fifty one thousand nine hundred eighty

9. (ii)Page 9

Write the number name in numerals.

Sixty six millions three hundred forty five thousand twenty-seven

9. (iii)Page 9

Write the number name in numerals.

Seven hundred eighty nine millions, two hundred thirteen thousand four hundred fifty six

10Page 9

Tamil Nadu has about twenty-six thousand three hundred forty-five square kilometre of Forest land. Write the number mentioned in the statement in Indian System and International System

11Page 9

The number of employees in the Indian Railways is about ten lakhs. Write this in the International System of numeration

Objective Type Questions

12Page 9

The successor of 10 million is

  • 1000001

  • 10000001

  • 9999999

  • 100001

13Page 9

The difference between the successor and the predecessor of 99999 is

  • 90000

  • 1

  • 2

  • 99001

14Page 9

1 billion is equal to

  • 100 crore

  • 100 million

  • 100 lakh

  • 10000 lakh

15Page 9

The expanded form of the number 6,70,905 is

  • 6 × 10000 + 7 × 1000 + 9 × 100 + 5 × 1

  • 6 × 10000 + 7 × 1000 + 0 × 100 + 9 × 100 + 0 × 10 + 5 × 1

  • 6 × 1000000 + 7 × 10000 + 0 × 1000 + 9 × 100 + 0 × 10 + 5 × 1

  • 6 × 100000 + 7 × 10000 + 0 × 1000 + 9 × 100 + 0 × 10 + 5 × 1

Exercise 1.2 [Pages 13 - 14]

Samacheer Kalvi solutions for Mathematics - Term 1 [English] Class 6 TN Board 1 Numbers Exercise 1.2 [Pages 13 - 14]

Fill in the blanks

1. (i)Page 13

Fill in the blank with > or < or =.

48792 _______ 48972

1. (ii)Page 13

Fill in the blank with > or < or =.

1248654 ________ 1246854

1. (iii)Page 13

Fill in the blank with > or < or =.

658794 _______ 658794

Say True or False

2. (i)Page 13

The difference between the smallest number of seven digits and the largest number of six digits is 10

  • True

  • False

2. (ii)Page 13

The largest 4 digit number formed by the digits 8, 6, 0, 9 using each digit only once is 9086

  • True

  • False

2. (iii)Page 13

The total number of 4 digit number is 9000

  • True

  • False

3Page 13

In the numbers 1386787215, 137698890, 86720560, which one is the largest? Which one is the smallest?

4Page 13

Arrange the following numbers in the descending order:

128435, 10835, 21354, 6348, 25840

5Page 13

Write any eight-digit number with 6 in ten lakhs place and 9 in ten-thousandth place

6Page 13

Rajan writes a 3-digit number, using the digits 4, 7 and 9. What are the possible numbers he can write?

7Page 13

The password to access my ATM card includes the digits 9, 4, 6 and 8. It is the smallest 4 digit even number. Find the password of my ATM Card.

8Page 13

Postal Index Number consists of six digits. The first three digits are 6, 3, and 1. Make the largest and the smallest Postal Index Number by using the digits 0, 3 and 6, each only once.

9Page 14

The heights (in metres) of the mountains in Tamil Nadu are as follows:

SI. No Mountains Height (in metres)
1 Doddabetta 2637
2 Mahendragiri 1647
3 Anamudi 2695
4 Velliangiri 1778

(i) Which is the highest mountain listed above?
(ii) Order the mountains from the highest to the lowest.
(iii) What is the difference between the heights of the mountains Anamudi and Mahendragiri?

Objective Type Questions

10Page 14

Which list of numbers is in order from the smallest to the largest?

  • 1468, 1486, 1484

  • 2345, 2435, 2235

  • 134205, 134208, 154203

  • 383553, 383548, 383642

11Page 14

The Arabian Sea has an area of 1491000 square miles. This area lies between which two numbers?

  • 1489000 and 1492540

  • 1489000 and 1490540

  • 1490000 and 1490100

  • 1480000 and 1490000

12Page 14

The chart below shows the number of newspapers sold as per Indian Readership Survey in 2018. Which could be the missing number in the table?

Name of the Newspaper Ranking Sold (in lakh)
A 1 70
B 2 50
C 3 ?
D 4 10
  • 8

  • 52

  • 77

  • 26

Exercise 1.3 [Pages 17 - 18]

Samacheer Kalvi solutions for Mathematics - Term 1 [English] Class 6 TN Board 1 Numbers Exercise 1.3 [Pages 17 - 18]

Fill in the blanks

1. (i)Page 17

If Arulmozhi saves ₹ 12 per day, then she saves ₹ ______ in 30 days.

1. (ii)Page 17

If a person ‘A’ earns ₹ 1800 in 12 days, then he earns ₹ _________ in a day.

1. (iii)Page 17

45 ÷ (7 + 8) – 2 = _________

Say True or False

2. (i)Page 17

3 + 9 × 8 = 96

  • True

  • False

2. (ii)Page 17

7 × 20 – 4 = 136

  • True

  • False

2. (iii)Page 17

40 + (56 – 6) ÷ 2 = 45

  • True

  • False

3Page 17

The number of people who visited the Public Library for the past 5 months were 1200, 2000, 2450, 3060 and 3200 respectively. How many people visited the library in the last 5 months

4Page 17

Cheran had a bank savings of ₹ 7,50,250. He withdraw ₹ 5,34,500 for educational purpose. Find the balance amount in his account

5Page 17

In a cycle factory, 1560 bicycles were manufactured every day. Find the number of bicycles manufactured in 25 days

6Page 17

₹ 62,500 was equally distributed as a New Year bonus for 25 employees of a company. How much did each receive?

7. (i)Page 17

Simplify the following numerical expression:

(10 + 17) ÷ 3

7. (ii)Page 17

Simplify the following numerical expression:

12 – [3 – {6 – (5 – 1)}]

7. (iii)Page 17

Simplify the following numerical expression:

100 + 8 ÷ 2 + {(3 × 2) − 6 ÷ 2}

Objective Type Questions

8Page 17

The value of 3 + 5 – 7 × 1 is __________

  • 5

  • 7

  • 8

  • 1

9Page 18

The value of 24 ÷ {8 – (3 × 2)} is ___________

  • 0

  • 12

  • 3

  • 4

10Page 18

Use BIDMAS and put the correct operator in the box

2 `square` 6 – 12 ÷ (4 + 2) = 10

  • +

  • ×

  • ÷

Exercise 1.4 [Pages 21 - 22]

Samacheer Kalvi solutions for Mathematics - Term 1 [English] Class 6 TN Board 1 Numbers Exercise 1.4 [Pages 21 - 22]

Fill in the blanks

1. (i)Page 21

The nearest 100 of 843 is ___________________

1. (ii)Page 21

The nearest 1000 of 756 is _______________

1. (iii)Page 21

The nearest 10000 of 85654 is ____________

Say True or False

2. (i)Page 21

8567 is rounded off as 8600 to the nearest 10

  • True

  • False

2. (ii)Page 21

139 is rounded off as 100 to the nearest 100

  • True

  • False

2. (iii)Page 21

1,70,51,972 is rounded off as 1,70,00,000 to the nearest lakh

  • True

  • False

3. (i)Page 21

Round off the following to the given nearest place.

4,065; hundred

3. (ii)Page 21

Round off the following to the given nearest place.

44,555; thousand

3. (iii)Page 21

Round off the following to the given nearest place.

86,943; ten thousand

3. (iv)Page 21

Round off the following to the given nearest place.

50,81,739; lakh

3. (v)Page 21

Round off the following to the given nearest place.

33,75,98,482; ten crore

4Page 21

Estimate the sum of 157826 and 32469 rounded off to the nearest ten thousand

5. (i)Page 21

Estimate by rounding off the number to the nearest hundred.

8074 + 4178

5. (ii)Page 21

Estimate by rounding off the number to the nearest hundred.

1768977 + 130589

6Page 22

The population of a city was 43,43,645 in the year 2001 and 46,81,087 in the year 2011. Estimate the increase in population by rounding off to the nearest thousand

Objective Type Questions

7Page 22

The number which on rounding off to the nearest thousand gives 11000 is

  • 10345

  • 10855

  • 11799

  • 10056

8Page 22

The estimation to the nearest hundred of 76812 is

  • 77000

  • 76000

  • 76800

  • 76900

9Page 22

The number 9785764 is rounded off to the nearest lakh as

  • 9800000

  • 9786000

  • 9795600

  • 9795000

10Page 22

The estimated difference of 167826 and 2765 rounded off to the nearest thousand is

  • 180000

  • 165000

  • 140000

  • 155000

Exercise 1.5 [Pages 27 - 28]

Samacheer Kalvi solutions for Mathematics - Term 1 [English] Class 6 TN Board 1 Numbers Exercise 1.5 [Pages 27 - 28]

Fill in the blanks

1. (i)Page 27

The difference between the smallest natural number and the smallest whole number is _____________

1. (ii)Page 27

17 × __________ = 34 × 17

1. (iii)Page 27

When __________ is added to a number, it remains the same

1. (iv)Page 27

Division by __________ is not defined

1. (v)Page 27

Multiplication by __________ leaves a number unchanged

Say True or False

2. (i)Page 27

0 is the identity for multiplication of whole numbers

  • True

  • False

2. (ii)Page 27

Sum of two whole numbers is always less than their product

  • True

  • False

2. (iii)Page 27

Both addition and multiplication are associative for whole numbers

  • True

  • False

2. (iv)Page 27

Both addition and multiplication are commutative for whole numbers

  • True

  • False

2. (v)Page 27

Multiplication is distributive over addition for whole numbers

  • True

  • False

3. (i)Page 27

Name the property being illustrated given below.

75 + 34 = 34 + 75

3. (ii)Page 27

Name the property being illustrated given below.

(12 × 4) × 8 = 12 × (4 × 8)

3. (iii)Page 27

Name the property being illustrated given below.

50 + 0 = 50

3. (iv)Page 27

Name the property being illustrated given below.

50 × 1 = 50

3. (v)Page 27

Name the property being illustrated given below.

50 × 42 = 50 × 40 + 50 × 2

4. (i)Page 27

Use the properties of whole numbers and simplify.

50 × 102

4. (ii)Page 27

Use the properties of whole numbers and simplify.

500 × 689 – 500 × 89

4. (iii)Page 27

Use the properties of whole numbers and simplify.

4 × 132 × 25

4. (iv)Page 27

Use the properties of whole numbers and simplify.

196 + 34 + 104

Objective Type Questions

5Page 28

(53 + 49) × 0 is

  • 102

  • 0

  • 1

  • 53 + 49 × 0

6Page 28

`59/1` is

  • 1

  • 0

  • `1/59`

  • 59

7Page 28

The product of a non-zero whole number and its successor is always

  • an even number

  • an odd number

  • zero

  • none of these

8Page 28

The whole number that does not have a predecessor is

  • 10

  • 0

  • 1

  • none of these

9Page 28

Which of the following expressions is not zero?

  • 0 × 0

  • 0 + 0

  • `2/0`

  • `0/2`

10Page 28

Which of the following is not true?

  • (4237 + 5498) + 3439 = 4237 + (5498 + 3439)

  • (4237 × 5498) × 3439 = 4237 × (5498 × 3439)

  • 4237 + 5498 × 3439 = (4237 + 5498) × 3439

  • 4237 × (5498 + 3439) = (4237 × 5498) + (4237 × 3439)

Exercise 1.6 [Pages 28 - 30]

Samacheer Kalvi solutions for Mathematics - Term 1 [English] Class 6 TN Board 1 Numbers Exercise 1.6 [Pages 28 - 30]

Miscellaneous Practice Problems

1Page 28

Try to open my locked suitcase which has the biggest 5 digit odd number as the password comprising the digits 7, 5, 4, 3 and 8. Find the password

2Page 28

As per the census of 2001, the population of four states are given below. Arrange the states in ascending and descending order of their population.

State Population
Tamil Nadu 72147030
Rajasthan 68548437
Madhya Pradesh 72626809
West Bengal 91276115
3Page 29

Study the following table and answer the questions

Year No. of Tigers
1990 3500
2008 1400
2011 1706
2014 2226

(i) How many tigers were there in 2011?
(ii) How many tigers were less in 2008 than in 1990?
(iii) Did the number of tigers increase or decrease between 2011 and 2014? If yes, by how much?

4Page 29

Mullaikodi has 25 bags of apples. In each bag there are 9 apples. She shares them equally amongst her 6 friends. How many apples do each get? Are there any apples left over?

5Page 29

A poultry has produced 15472 eggs and fits 30 eggs in a tray. How many trays do they need?

6Page 29

Read the table and answer the following questions.

Name of the Star Diameter (in miles)
Sun 864730
Sirius 1556500
Canopus 25941900
Alpha Centauri 1037700
Arcturus 19888800
Vega 2594200

(i) Write the Canopus star’s diameter in words, in the Indian and the International System.
(ii) Write the sum of the place values of 5 in Sirius star’s diameter in the Indian System.
(iii) Eight hundred sixty-four million seven hundred thirty. Write in Indian System.
(iv) Write the diameter in words of Arcturus star’s in the International System
(v) Write the difference of the diameters of Canopus and Arcturus stars in the Indian and the International Systems

7Page 30

Anbu asks Arivu Selvi to guess a five-digit odd number. He gives the following hints.

  • The digit in the 1000s place is less than 5
  • The digit in the 100s place is greater than 6
  • The digit in the 10s place is 8

What is Arivu Selvi answer? Does she give more than one answer?

8Page 30

A Music concert is taking place in a stadium. A total of 7,689 chairs are to be put in rows of 90.
(i) How many rows will there be?
(ii) Will there be any chairs left over?

9Page 30

Round off the seven-digit number 29,75,842 to the nearest lakhs and ten lakhs. Are they the same?

10Page 30

Find the 5 or 6 or 7 digit numbers from a newspaper or a magazine to get a rounded number to the nearest ten thousand

Solutions for 1: Numbers

Exercise 1.1Exercise 1.2Exercise 1.3Exercise 1.4Exercise 1.5Exercise 1.6
Samacheer Kalvi solutions for Mathematics - Term 1 [English] Class 6 TN Board chapter 1 - Numbers - Shaalaa.com

Samacheer Kalvi solutions for Mathematics - Term 1 [English] Class 6 TN Board chapter 1 - Numbers

Shaalaa.com has the Tamil Nadu Board of Secondary Education Mathematics Mathematics - Term 1 [English] Class 6 TN Board Tamil Nadu Board of Secondary Education solutions in a manner that help students grasp basic concepts better and faster. The detailed, step-by-step solutions will help you understand the concepts better and clarify any confusion. Samacheer Kalvi solutions for Mathematics Mathematics - Term 1 [English] Class 6 TN Board Tamil Nadu Board of Secondary Education 1 (Numbers) include all questions with answers and detailed explanations. This will clear students' doubts about questions and improve their application skills while preparing for board exams.

Further, we at Shaalaa.com provide such solutions so students can prepare for written exams. Samacheer Kalvi textbook solutions can be a core help for self-study and provide excellent self-help guidance for students.

Concepts covered in Mathematics - Term 1 [English] Class 6 TN Board chapter 1 Numbers are Fundamentals of Numbers, Successor and Predecessor of Whole Number, Introducing a 5 Digit Number - 10,000, Introducing the Six Digit Number - 1,00,000, Introducing seven-digit numbers, Use of Commas, Crores, Comparing Numbers, BODMAS Rule, To Estimate Sum Or Difference, Estimating Products of Numbers, Whole Numbers, Commutativity Property of Whole Number, Associativity Property of Whole Numbers, Distributivity Property of Whole Numbers, Identity of Addition and Multiplication of Whole Numbers, Ascending and Descending Order of Numbers, Forming Numbers from Digits, Rounding off a Number, Concept of Place Value.

Using Samacheer Kalvi Mathematics - Term 1 [English] Class 6 TN Board solutions Numbers exercise by students is an easy way to prepare for the exams, as they involve solutions arranged chapter-wise and also page-wise. The questions involved in Samacheer Kalvi Solutions are essential questions that can be asked in the final exam. Maximum Tamil Nadu Board of Secondary Education Mathematics - Term 1 [English] Class 6 TN Board students prefer Samacheer Kalvi Textbook Solutions to score more in exams.

Get the free view of Chapter 1, Numbers Mathematics - Term 1 [English] Class 6 TN Board additional questions for Mathematics Mathematics - Term 1 [English] Class 6 TN Board Tamil Nadu Board of Secondary Education, and you can use Shaalaa.com to keep it handy for your exam preparation.

Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×