The DAV Class 4 Maths Solutions and **DAV Class 4 Maths Chapter 8 Worksheet 4 **Solutions of Time and Calendar offer comprehensive answers to textbook questions.

## DAV Class 4 Maths Ch 8 WS 4 Solutions

Question 1.

Find the difference between:

(a) 4 hrs 30 min and 5 hrs 50 min.

Answer:

1 hr 20 min

(b) 7 hrs 45 min and 9 hrs 50 min.

Answer:

2 hrs 5 min

(c) 3 hrs 35 min and 6 hrs 15 min.

Answer:

2hrs 40min

(d) 5 hrs 45 min and 7 hrs 20 min.

Answer:

1hr 35min

Question 2.

What time will it be:

(a) 2 hrs before 3:30 a.m.?

Answer:

1:30 a.m.

(b) 4 hrs before 7:10 a.m.?

Answer:

3:10 a.m.

(c) 2 hrs before 11:05 pm.?

Answer:

9:05 p.m.

(d) 3 hrs before 6:20 pm.?

Answer:

3:20 p.m.

### DAV Class 4 Maths Chapter 8 Worksheet 4 Notes

Subtraction (with Regrouping)

Example:

Find the difference between 6 h 20 min and 1 hr 25 min. hrs min

We cannot subtract 25 min from 20 min. We shall borrow 1 hr from 6 hr.

Answer:

4 hrs 55 min.