Punjab State Board PSEB 4th Class Maths Book Solutions Chapter 2 Fundamental Operations on Numbers Ex 2.1 Textbook Exercise Questions and Answers.

## PSEB Solutions for Class 4 Maths Chapter 2 Fundamental Operations on Numbers Ex 2.1

Question 1.

Add 4 and 2 on a number line.

Solution:

- First of all put a mark on 4 on number line.
- To add 2, go from left to right one by one two steps.
- Now we will reach on 6 and this is our answer.

∴ 4 + 2 = 6.

Question 2.

Add 6 and 4 on a number line.

Solution:

- First of all put a mark on 6 on number line.
- To add 4, go from left to right one by one four steps.
- Now, we will reach on 10 and this is our answer.

∴ 6 + 4 = 10.

Question 3.

Subtract 2 from 6 on number line.

Solution:

- First of all put a mark on 6 on number line.
- To subtract 2, go back from right to left one by one two steps.
- Now, we will reach on 4 and this our answer.

∴ 6 – 2 = 4.

Question 4.

Subtract 6 from 11 on a number line.

Solution:

- First of all pur a mark on 11 on the number line.
- To subtract 6, go back from right to left, one by one, six steps.
- Now, we will reach on 5 and this is our answer.

∴ 11 – 6 = 5.

5. Solve the following :

Question 1.

374 + 202

Solution:

Question 2.

356 + 122

Solution:

Question 3.

4251 + 1244

Solution:

Question 4.

7000 + 1789

Solution:

Question 5.

999 – 234

Solution:

Question 6.

798 – 130

Solution:

Question 7.

9825 – 1214

Solution:

Question 8.

7896 – 1234.

Solution:

6. Solve the following:

Question 1.

769 + 584

Solution:

Question 2.

649 + 161

Solution:

Question 3.

3009 + 5691

Solution:

Question 4.

2347 + 7437

Solution:

Question 5.

769 + 444 + 325

Solution:

Question 6.

688 + 100 + 135

Solution:

Question 7.

2807 + 5938 + 1238

Solution:

Question 8.

7644 + 166 + 1234

Solution:

Question 9.

768 – 119

Solution:

Question 10.

6307 – 4156

Solution:

Question 11.

7503 – 1219

Solution:

Question 12.

7000 – 1234.

Solution:

7. Subtract and verify your answer :

Question 1.

7610 – 1733

Solution:

Question 2.

6113 – 1167

Solution:

Question 3.

6501 – 1212

Solution:

Question 4.

4368 – 1239

Solution:

Question 5.

7001 – 1678.

Solution: