The DAV Class 6 Maths Book Solutions Pdf and **DAV Class 6 Maths Chapter 1 Worksheet 7 **Solutions of Natural Numbers and Whole Numbers offer comprehensive answers to textbook questions.

## DAV Class 6 Maths Ch 1 WS 7 Solutions

Estimate:

Question 1.

215 + 436

Solution:

215 + 436

We shall round off the numbers to the nearest hundred.

200 + 400 = 600

Question 2.

1,238 + 4,298

Solution:

1,238 + 4,298

We shall round off the numbers to the nearest hundred.

1,200 + 4,300 = 5,500

Question 3.

15,409 + 3,288

Solution:

We shall round off the numbers to the nearest thousand

15,000 + 3,000 = 18,000.

Question 4.

618 + 561 + 372

Solution:

We shall round off the numbers to the nearest hundred

600 + 600 + 400 = 1,600

Question 5.

869 – 341

Solution:

We shall round off the numbers to the nearest hundred

900 – 300 = 600

Question 6.

8,565 – 4,341

Solution:

We shall round off the numbers to the nearest thousand

9,000 – 4,000 = 5,000

Question 7.

1,048 – 692

Solution:

We shall round off the numbers to the nearest hundred

1000 – 700 = 300

Question 8.

78,432 – 71,496

Solution:

We shall round off the numbers to the nearest thousand

78,000 – 71,000 = 7,000