The DAV Maths Book Class 5 Solutions and **DAV Class 5 Maths Chapter 9 Worksheet 4** Solutions of Rounding Numbers offer comprehensive answers to textbook questions.

## DAV Class 5 Maths Ch 9 Worksheet 4 Solutions

Question 1.

Round off the following numbers to the nearest ten lakh.

(a) 38,60,123

Solution:

38,60,123 → 40,00,000

(b) 72,21,123

Solution:

72,21,123 → 70,00,000

(c) 11,11,111

Solution:

11,11,111 → 10,00,000

(d) 93,98,562

Solution:

93,98,562 → 90,00,000

(e) 49,28,619

Solution:

49,28,619 → 50,00,000

(f) 65,00,000

Solution:

65,00,000 → 70,00,000

Question 2.

Round off the following numbers to the nearest crore.

(a) 3,86,49,005

Solution:

3,86,49,005 → 4,00,00,000

(b) 8,25,00,000

Solution:

8,25,00,000 → 8,00,00,000

(c) 9,04,93,888

Solution:

9,04,93,888 → 9,00,00,000

(d) 3,33,33,333

Solution:

3,33,33,333 → 3,00,00,000

(e) 7,15,94,333

Solution:

7,15,94,333 → 7,00,00,000

(f) 9,15,32,643

Solution:

9,15,32,643 → 9,00,00,000

**DAV Class 5 Maths Chapter 9 Worksheet 4 Notes**

Rounding off to the nearest ten lakh (10,00,000) and one crore (1,00,00,000)

In order to round off numbers to the nearest ten lakh, look at the digit in the one lakh place.

Example 1.

Round off the given numbers to the nearest ten lakh.

Solution:

50,00,000

70,00,000

90,00,000

1,00,00,000

In order to round off numbers to the nearest crore, look at the digit in the ten lakhs place.

Example 2.

Round off the following numbers to the nearest crore.

Solution:

3,00,00,000

9,00,00,000

10,00,00,000