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- Question 1 of 12
##### 1. Question

Can you instantly find the greatest and the smallest numbers?

8263,10097,9276,510260,1567

This response will be reviewed and graded after submission.

Grading can be reviewed and adjusted.Grading can be reviewed and adjusted.##### Hint

Ans : greatest : 510260

Smallest: 1567

- Question 2 of 12
##### 2. Question

Use the given digits without repetition and make the greatest and smallest 4-digit numbers.

(a) 2, 8, 7, 4 (b) 7,0,1,3

This response will be reviewed and graded after submission.

Grading can be reviewed and adjusted.Grading can be reviewed and adjusted.##### Hint

Ans :

- Greatest = 8742 smallest = 2478
- Greatest = 7310 smallest = 1037 (0137 will be a three digit number)

- Question 3 of 12
##### 3. Question

Make the greatest and the smallest 4-digit numbers by using any one digit twice.

(a) 3, 8, 7 (b) 9, 0, 5

This response will be reviewed and graded after submission.

Grading can be reviewed and adjusted.Grading can be reviewed and adjusted.##### Hint

Ans:

- Greatest = 8873 smallest = 3378
- Greatest = 9950 smallest = 5009

- Question 4 of 12
##### 4. Question

Arrange the following numbers in ascending order :

847, 9754, 8320, 571

This response will be reviewed and graded after submission.

Grading can be reviewed and adjusted.Grading can be reviewed and adjusted.##### Hint

Ans: 571, 847, 8320, 9754

- Question 5 of 12
##### 5. Question

Arrange the following numbers in descending order :

5000, 7500, 85400, 7861

This response will be reviewed and graded after submission.

Grading can be reviewed and adjusted.Grading can be reviewed and adjusted.##### Hint

Ans: 85400,7861,7500,5000

- Question 6 of 12
##### 6. Question

Insert commas suitably and write the names according to Indian System of Numeration: 87595762

This response will be reviewed and graded after submission.

Grading can be reviewed and adjusted.Grading can be reviewed and adjusted.##### Hint

Ans= 8,75,95,762 (eight crore seventy-five lakhs ninety-five thousand seven hundred sixty-two)

- Question 7 of 12
##### 7. Question

How many milligrams make one kilogram?

This response will be reviewed and graded after submission.

Grading can be reviewed and adjusted.Grading can be reviewed and adjusted.##### Hint

Ans : 10,00,000 milligrams make one kilogram.

- Question 8 of 12
##### 8. Question

A book exhibition was held for four days in a school. The number of tickets sold at the counter on the first, second, third and final day was respectively 1094,1812, 2050 and 2751. Find the total number of tickets sold on all the four days.

This response will be reviewed and graded after submission.

Grading can be reviewed and adjusted.Grading can be reviewed and adjusted.##### Hint

Ans: 1094+1812+2050+2751 = 7,707 tickets

- Question 9 of 12
##### 9. Question

Shekhar is a famous cricket player. He has so far scored 6980 runs in test matches.He wishes to complete 10,000 runs. How many more runs does he need?

This response will be reviewed and graded after submission.

Grading can be reviewed and adjusted.Grading can be reviewed and adjusted.##### Hint

Ans: 10,000-6980= 3,020 runs

- Question 10 of 12
##### 10. Question

Estimate each of the following using general rule: 730 + 998

This response will be reviewed and graded after submission.

Grading can be reviewed and adjusted.Grading can be reviewed and adjusted.##### Hint

Ans: 1,700

- Question 11 of 12
##### 11. Question

Give a rough estimate (by rounding off to nearest hundreds) and also a closer estimate (by rounding off to nearest tens) :439 + 334 + 4,317

This response will be reviewed and graded after submission.

Grading can be reviewed and adjusted.Grading can be reviewed and adjusted.##### Hint

Ans: 5,000

- Question 12 of 12
##### 12. Question

Estimate the following products using general rule: 578 × 161

This response will be reviewed and graded after submission.

Grading can be reviewed and adjusted.Grading can be reviewed and adjusted.##### Hint

Ans: 1,20,000

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