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example 3. Round off 48,56,735 to the nearest:

a. 100 b. 1000
Solution. a. In 48,56,735, the digit in the tens place is 3, which is less than 5.

Thus, 48,56,735 becomes 48,56,700.

b. In 48,56,735, the digit in the hundreds place is 7, which is greater than 5.
Thus, 48,56,735 becomes 48,57,000.

Exercise 1D

1. Round off each of the following numbers to the nearest 10.

a. 85 _________ b. 347 ________ c. 965 _________ d. 3,242 _________

e. 5,052 _________ f. 9,873 ________ g. 78,744 _________ h. 4,08,379 ________
2. Round off each of the following numbers to the nearest 100.

a. 314 ________ b. 484 _______ c. 4,650 _______ d. 9,899 _______

e. 17,209 ________ f. 28,769 _______ g. 1,20,111 _______ h. 3,18,574 _______
3. Round off each of the following numbers to the nearest 1000.

a. 8,373 _______ b. 9,720 _______ c. 2,07,898 _______ d. 26,509 _______

e. 3,18,942 _______ f. 98,975 _______ g. 10,35,609 _______ h. 28,67,366 _______

4. Round off each of the following numbers to the nearest:
i. 10 ii. 100 iii. 1000

a. 12,670 _______ b. 17,645 _______ c. 15,893 _______ d. 31,982 _______

e. 3,47,125 _______ f. 1,58,356 _______ g. 5,62,780 _______ h. 16,70,248 _______
5. Fill in the table.

Number Nearest 10 Nearest 100 Nearest 1000
a. 73,248
b. 34,097
c. 1,05,789
d. 27,903

e. 1,28,991
6. Vijay rounded off a number to the nearest hundred. Suma rounded off the same
number to the nearest thousand. Both got the same result. Circle the number they

might have used.
7,126 7,835 7,050 6,999

23
Large Numbers