Numbers – Important Questions for CBSE Class 6 Maths

Questions From Numbers | Worksheet for Class 6 Maths

Class 6 maths questions : This worksheet is for class 6 maths, comprising the topic of numbers. It will help students to have a better understanding of numbers.

 

After solving the worksheet, students will have a better understanding of the following concepts:

1. What is ascending order and descending order?
2. How to read and write large numbers?
3. How to convert between different numerations?
4. What is an estimation or round off?

 

What is ascending order and descending order?

 

Ascending order: Arranging the numbers from the smallest to the largest number.

Descending order: Arranging the numbers from largest to smallest number.

 

How to read and write large numbers?

 

By using commas (,) one can easily read and write large numbers.

For example: 1 Lakh = 1,00,000.

 

How to convert between different numerations?

 

There are different types of numerations.

Indian System of Numeration: We use ones, tens, hundreds, thousands, lakhs and crores.

The international system of Numeration: We use ones, tens, hundreds, thousands, millions, billions and trillions.

 

What is an estimation or round-off?

 

It is the process of estimating the true value to simplify calculations.

 

                                                                                              1 Marker

I. Choose the correct answer –

1. If 1 is added to the greatest 4 digit number,

a. 1000

b. 10000

c. 100

d. 100000

 

2. If 1 is added to the smallest 4 digit number,

a. 101

b. 1001

c. 1000

d. 10000

 

3. The largest 4 digit number using the digits 1,3,5,7 (without repeating any digits)

a. 7351

b. 5317

c. 7715

d. 7531

 

4. The smallest 4 digit number using the digits 0,1,5,2 (without repeating any digits)

a. 0152

b. 5012

c. 1025

d. 1052

 

5. One hundred thousand is equivalent to

a. 1 Lakh 

b. 10 Lakh

c. 10 thousand

d. 1 Crore

 

6. One million is equivalent to

a. 1 Lakh

b. 10 Lakh

c. 10 thousand

d. 1 Crore

 

7. If the largest 5-digit number is increased by 1, It is equivalent to

a. 10 thousand

b. 1 lakh

c. 10 lakh

d. 1 thousand

 

8. How many whole numbers are there between 23 and 42?

a. 21

b. 20

c. 19

d. 28

 

9. LCM of 5, 10, and 25 is:

a. 23

b. 21

c. 30

d. 32

Download Printable Worksheet for grade 6

 

II. Find the greatest and smallest number in the series

12,132,11,111,139,1000

Ans. Greatest number = 1000

Smallest number = 11

 

III. Find the smallest and greatest number in the series.

42,32,554,244,2421,12,281

Ans. Greatest number = 2421

Smallest number = 12

 

IV. Make the greatest and smallest 4 digit number using digits 0,2,1,9 (without repeating the digits).

Ans. Greatest number = 9210

Smallest number = 1029

 

V. Make the greatest and smallest 3 digit numbers using digits 1,0,9 (without repeating the digits).

Ans. Greatest number = 910

Smallest number =109

 

VI. Arrange the digits in ascending order – 12,33,43,29,19

Ans. 12,19,29,33,43

 

VII. Arrange the digits in descending order – 43,32,21,32,2

Ans. 2,21,32,32,43

 

VIII. Find the LCM of the following numbers:

1. 12,6,18
2. 22,11,2

Ans. 1. 36

2. 22

 

IX, Fill in the blanks

1. 321 x 21 = 21 x ______
2. 121 x 11 = 11 x 11 x ______
3. 21 + 21 x 11 = 21 x (1+____)

Ans. 1. 321

2. 11
3. 11

 

2 Markers

 

1. Arrange the following numbers in ascending order and descending order.

112,232,133,122 , 392,992

Ans. Ascending order = 112,122,133,232,392,992

Descending order = 992,392,232,133,122,112

 

2. Estimate the product of 12×13 to the nearest tens using the general rule.

Ans. 160

 

3. Estimate the product of 13×21 to the nearest tens using the general rule

Ans. 270

 

4. Estimate the product of 121×11 to the nearest hundreds using the general rule

Ans. 1300

 

5. Arrange the following numbers In descending and ascending order:

1231, 2332, 412, 23131

Ans. Ascending order- 412, 1231, 2332, 23131

Descending order – 23131, 2332, 1231, 421

 

6. Subtract 18/ 3 from 33/44

Ans. 21/4

 

7. (39 – 34)/12

Ans. 5/12

 

8. Find the LCM of 120,21,23

Ans. 19320

 

9. A vessel holds 14 litres of fruit juice. How many glasses, each with a capacity of 50mL, can be filled?

Ans. 280

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3 Markers

 

1. Arun can carry 5 boxes of 5 kg each. Shyam can carry 3 boxes of 4 kg each. Find out who carries more weight and by how much.

Ans. Arun carries 13 Kg more than Shyam

 

2. Akshay bought 10 notebooks for Rs 12 each. He also bought 3 pencils at Rs 5 each. Find the total sum of money.

Ans. Rs 135

 

3. A dance competition was organised at XYZ school for five days. Total students who participated on each day were 12, 123, 231, 11, and 123. Find the total number of participants.

Ans. 500

 

4. Aman has Rs 5000. He went to buy 100 notebooks for Rs 12 each. He also bought 10 pencils for Rs 10 each. How much money is remaining with Aman?

Ans. Rs 3700

 

5. A Loading tempo can transport 40 boxes of 10kg cookies. A           vehicle, on the other hand, can transport 50 identically sized boxes. Find the total weight that can be carried by both vehicles.

Ans. 900 kg

 

6. In school, a four-day book display was conducted. On the first, second, third and fourth day, the number of tickets sold at the counter was 10, 2, 20, and 30, respectively. Determine the total number of tickets sold over four days.

Ans. Total tickets sold = 62

 

7. In a class election, the winning candidate received 1000 votes,   while his opponent received 200 votes. What was the margin of victory for the victorious candidate in the election?

Ans. 800

 

8. A trader was carrying Rs 7000. She placed an order for four shirts for Rs 500 each. How much money will she have leftover after the purchase?

Ans. Rs 5000

 

9. Add the following:
   1. 25/3 + 17/2
   2. 11/3 + 11/9

 Ans. a 101/6

1. 44/9

 

4 MARKERS

 

1. Estimate each of the following to the nearest tens place number:

(a) 516 + 159

(b) 525 + 54

(c) 11 + 75

(d) 17+177

Ans. a. 680

1. 580
2. 90
3. 130

 

2. Give a rough estimate (by rounding off to nearest hundreds).

(a) 445 + 54

(b) 451 – 232

(c) 832 – 452

(d) 582 + 45

Ans. a. 500

1. 200
2. 400
3. 600

 

3. Find the value of the following:

(a) 27 x 12 + 292

(b) 54 + 79 + 92 x 8

 Ans.  a. 616

1. 869

 

4. Find the product using suitable properties.

1. 73 x 803
2. 101 x 102

 Ans. a.58619

1. 10302

Download Class 6 maths printable worksheet 

 

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