WHOLE NUMBERS.

A. Write the place value for each underlined digit.

1. 128 =11. 3 421 =

2. 523 =12. 9 636 =

3. 3 456 =13. 67 890 =

4. 5 7891 =14. 43 247 =

5. 768 =15. 8 764 =

6. 69 =16. 34 689 =

7. 4 568 =17. 3 412 =

8. 176 534 =18. 8 4785 =

9. 24 9847 =19. 129 873 =

10. 72 6312 =20. 22 546 =

B. Write the digit value of the underline digit.

1. 3 421 =11. 28 =

2. 19636 =12. 523 =

3. 67 890 =13. 113 456 =

4. 143 247 =14. 45 7891 =

5. 8 764 =15. 768 =

6. 234 689 =16. 269 =

7. 43 412 =17. 4 568 =

8. 284 785 =18. 76 534 =

9. 329 873 =19. 49 847 =

10. 22 546 =20. 76 312 =

C. Partition the following numbers.

a) 163 815 = 100 000 + 60 000 + 3000 + 800 + 10 + 5= 1 hundred thousands + 6 ten thousands + 3 thousands + 8 hundreds + 1 tens+ 5 ones.

1. 152 356 =

2. 312 345 =

3. 256 789 =

4. 445 692 =

5. 138 753 =

6. 35 678 =

7. 134 569 =

8. 13 789 =

9. 257 982 =

10. 213 456 =

E. Write the following values.

1. 5 thousands , 3 hundreds , 3 tens , 4 ones = ___________

2. 3 ten thousands, 4 thousands , 5 hundreds , 2 tens , 7 ones = ___________

3. 4 thousands , 5 hundreds, 8 tens , 6 ones. = ___________

4. 6 ten thousands, 7 thousands , 3 hundreds , 5 tens , 2 ones = ___________

5. 3 thousands , 8 hundreds , 7 tens , 8 ones. = ___________

6. 4 hundreds , 6 tens , 8 ones = ___________

7. 9 hundreds , 7 tens , 5 ones = ___________

8. 100 000 + 80 000 + 4000 = ____________

9. 40 000 + 8000 + 90 + 5 = ____________

10. 7000 + 600 + 50 + 3 = ____________

F. Write the following numbers in words.

1. 456

2. 17 843

3. 16 549

4. 1348

5. 175 243

6. 343 721

7. 268 756

8. 2347

9. 46 742

10. 167 825

G. Write the following words in figures.

1. Four hundred and thirty-five = _______________ 2. 0ne hundred three thousand seven hundred and forty-three = ________________

3. Ten thousand six hundred and four = ________________

4. Two hundred twenty-five thousand two hundred and eighty-three = ____________

5. One thousand eight thousand seven hundred and twenty-six = _______________

6. Thirty eight thousand four hundred and sixty = _________________

7. Eight hundred and fifty-seven = __________________

8. Nine thousand one hundred and twelve = _________________

9. Forty-six thousand five hundred and eighty-six = _________________

10. Seven thousand three hundred and fifty-one = _________________

11. One thousand three hundred ninety-five. = _________________

12. Sixty-five thousand two hundred and seven. = __________________

H. Round off the following numbers to the nearest tens. 1. 453 =

2. 1 234 =

3. 789 =

4. 1 367 =

5. 23 876 =

6. 67 234 =

7. 432 =

8. 567 =

9. 3 564 =

10. 7 865 =

11. 123 456 =

12. 276 589 =

13. 251 232 =

14. 112 321 =

I. Round off the following numbers to the nearest hundreds. 1. 453 =

2. 231 234 =

3. 789 =

4. 21 367 =

5. 23 876 =

6. 67 234 =

7. 432 =

8. 567 =

9. 3 564 =

10. 7 865 =

11. 23 456 =

12. 76 589 =

13. 51 232 =

14. 12 32 =

15. 122 334 =

J. Round off the following numbers to the nearest thousands. 1. 14 538 =

2. 1 234 =

3. 7 894 =

4. 1 367 =

5. 23 876 =

6. 67 234 =

7. 4 326 =

8. 5 675 =

9. 3 564 =

10. 7 865 =

11. 123 456 =

12. 176 589 =

13. 251 232 =

14. 212 321 =

K. 1. Underline the number that can be rounded off to 54660 54689 , 54659, 54664.

2. Underline the number that can be rounded off to 3500. 3476 , 3510, 3428.

3. Underline the number that can be rounded off to 43740 43731, 43742, 43736

4. Underline the number that can be rounded off to 23400 23410 , 23480 , 23375

5. Underline the number that can be rounded off to 5670 5676 , 5671, 5667.

6. Underline the number that can be rounded off to 89700. 89661, 89712, 88887.

7. 38636 is 38640 when rounded off to the nearest ______________________.

8. 67841 is 67800 when rounded off to the nearest ______________________.

9. 78352 is 78000 when rounded off to the nearest _______________________.

10. 7892 is 7900 when rounded off to the nearest ________________________.