Students can download 4th Maths Term 1 Chapter 4 Measurements Ex 4.5 Questions and Answers, Notes, Samacheer Kalvi 4th Maths Guide Pdf helps you to revise the complete Tamilnadu State Board New Syllabus, helps students complete homework assignments and to score high marks in board exams.

## Tamilnadu Samacheer Kalvi 4th Maths Solutions Term 1 Chapter 4 Measurements Ex 4.5

Question 1.

Convert into cm

(a) 5m

(b) 7m

(c) 9m

(d) 16m

Answer:

(a) 5m

5m = 5 × 100 = 500 cm

(b) 7m

7m = 7 × 100 = 700 cm

(c) 9m

9m = 9 × 100 = 900 cm

(d) 16m

16m = 16 × 100 = 1600 cm

Question 2.

Convert into m

(a) 6000 cm

(b) 4000 cm

(c) 13000 cm

(d) 17000 cm

Answer:

(a) 6000 cm

6000 cm = 6000 ÷ 100 = 60 m

(b) 4000 cm

4000 cm = 4000 ÷ 100 = 40 m

(c) 13000 cm

13000 cm = 13000 ÷ 100 = 130 m

(d) 17000 cm

17000 cm = 17000 ÷ 100 = 170 m

Question 3.

Add

(a)

Answer:

4m 75cm + 3m 18cm = 7m 93cm

(b)

Answer:

25m 53cm + 18m 24cm = 43m 77cm

(c)

Answer:

48m 72cm + 14m 34cm = 63m 06cm

Question 4.

Subtract

(a)

Answer:

9m 28cm – 3m 14cm = 6m 14cm

(b)

Answer:

63m 47cm – 36m 24cm = 27m 23cm

(c)

Answer:

96m 32cm – 20m 48cm = 75m 84cm

Question 5.

Raju used 13 m 25 cm ribbon for making his project. If he had bought 20 m of ribbon, How much ribbon is left with him?

Answer:

Total length of ribbon = 20 m

Raju used = 13 m 25 cm

Remaining length of ribbon = 6 m 75 cm

Question 6.

The distance between bus stand and school is 81 m 40 cm and the distance between school and temple is 20 m 10 cm. What is the total distance from bus stand to temple ?

Answer:

Distance between bus stand to school = 81 m 40 cm

Distance between school to temple = 20 m 10 cm

Distance between bus stand to temple is = 101 m 50 cm

Question 7.

Arul has a 4 metre long piece of wood. He wants to cut it into 2 equal lengths. How long should each piece be in millimetres?

Answer:

Length of wood = 4m = 4000 millimeter

It is divided into two equal parts = 2000 + 2000

Length of each piece = 2000 millimeter.

Question 8.

Amudha knows tailoring. She bought 10 metre long cloth. She needs 4 curtains to be stitched. Each curtain’s height is 160cm. Would she be able to stitch all curtains? If some cloth is left behind, how much would it be?

Ans.

Total length of cloth = 10 m = 1000 cm.

size to sew four fabrics = 4 × 160 = 640 cm = 6 m 40 cm

can sew four curtains.

360 cm cloth is balance.