Exercise 1.2
1. Round off the following numbers to the nearest tens:
(i) 89 (ii) 415 (iii) 3951 (iv) 4409
(i) 89 (Rounded off to nearest ten) =
(ii) 415 (Rounded off to nearest ten) =
(iii) 3951 (Rounded off to nearest ten) =
(iv) 4409 (Rounded off to nearest ten) =
We have found all the answers.
2. Round off the following numbers to the nearest hundreds:
(i) 695 (ii) 36152 (iii) 13648 (iv) 93618
(i) 695 (Rounded off to nearest hundred) =
(ii) 36152 (Rounded off to nearest hundred) =
(iii) 13648 (Rounded off to nearest hundred) =
(iv) 93618 (Rounded off to nearest hundred) =
We have found all the answers.
3. Round off the following numbers to the nearest thousands:
(i) 3415 (ii) 70124 (iii) 8765 (iv) 4001
(i) 3415 (Rounded off to nearest thousand) =
(ii) 70124 (Rounded off to nearest thousand) =
(iii) 8765 (Rounded off to nearest thousand) =
(iv) 4001 (Rounded off to nearest thousand) =
We have found all the answers.
4. Write the numbers in short form:
(i) 3000 + 400 + 7 (ii) 10000 + 2000 + 300 + 50 + 1
(iii) 30000 + 500 + 20 + 5 (iv) 90000 + 9000 + 900 + 90 + 9
(i) 3000 + 400 + 7 =
(ii) 10000 + 2000 + 300 + 50 + 1 =
(iii) 30000 + 500 + 20 + 5 =
(iv) 90000 + 9000 + 900 + 90 + 9 =
We have found all the answers.
5. Write the expanded form of the numbers:
(i) 4348 (ii) 30214 (iii) 22222 (iv) 5025
(i) 4348 =
(ii) 30214 =
(iii) 22222 =
(iv) 5025 =