20.03 = 2 x 10 + 0 x 1 + 0 x 1/10+3×1/100 Class 7 Maths Chapter 2 Exercise 2.5 Question 5, 6, 7 for more answers vist to: https://www.tiwariacademy.com/ncert-solutions/class-7/maths/chapter-2/
Let us consider, 1000 g = 1 kg ⇒ 1g= 1/1000 kg 200 g = (200x1/1000) kg =0.2kg Class 7 Maths Chapter 2 Exercise 2.5 Question 3, 4 for more answers vist to: https://www.tiwariacademy.com/ncert-solutions/class-7/maths/chapter-2/
Let us consider,
1000 g = 1 kg
⇒ 1g= 1/1000 kg
200 g = (200×1/1000) kg =0.2kg
Class 7 Maths Chapter 2 Exercise 2.5 Question 3, 4
(i) Express 5 cm in meter and kilometer. ∵ 100 cm = 1 meter ∴ 1 cm = 1/100 meter ⇒ 5 cm = 5/100 = 0.05 meter. Now, ∵ 1000 meters = 1 kilometers ∴ 1 meter = 1/1000 kilometers 0.05 meter = 0.05/1000 = 0.00005 kilometer (ii) Express 35 mm in cm, m and km. ∵ 10 mm = 1 cm ∴ 1 mm = 1/10 cm ⇒ 3.5 cm = 3.5/Read more
(i) Express 5 cm in meter and kilometer.
∵ 100 cm = 1 meter
∴ 1 cm = 1/100 meter
⇒ 5 cm = 5/100 = 0.05 meter.
Now,
∵ 1000 meters = 1 kilometers
∴ 1 meter = 1/1000 kilometers
0.05 meter = 0.05/1000 = 0.00005 kilometer
(ii) Express 35 mm in cm, m and km.
∵ 10 mm = 1 cm
∴ 1 mm = 1/10 cm
⇒ 3.5 cm = 3.5/100 = 0.035 meter
Again,
∵ 1000 meters = 1 kilometers
∴ 1 meter = 1/1000 kilometer
⇒ 0.035 meter = 0.035/1000 = 0.000035 kilometer
Class 7 Maths Chapter 2 Exercise 2.5 Question 3, 4
Write the following decimal numbers in the expanded form: 20.03
20.03 = 2 x 10 + 0 x 1 + 0 x 1/10+3×1/100 Class 7 Maths Chapter 2 Exercise 2.5 Question 5, 6, 7 for more answers vist to: https://www.tiwariacademy.com/ncert-solutions/class-7/maths/chapter-2/
20.03 = 2 x 10 + 0 x 1 + 0 x 1/10+3×1/100
Class 7 Maths Chapter 2 Exercise 2.5 Question 5, 6, 7
for more answers vist to:
See lesshttps://www.tiwariacademy.com/ncert-solutions/class-7/maths/chapter-2/
Express in kg.: 200 g
Let us consider, 1000 g = 1 kg ⇒ 1g= 1/1000 kg 200 g = (200x1/1000) kg =0.2kg Class 7 Maths Chapter 2 Exercise 2.5 Question 3, 4 for more answers vist to: https://www.tiwariacademy.com/ncert-solutions/class-7/maths/chapter-2/
Let us consider,
1000 g = 1 kg
⇒ 1g= 1/1000 kg
200 g = (200×1/1000) kg =0.2kg
Class 7 Maths Chapter 2 Exercise 2.5 Question 3, 4
for more answers vist to:
See lesshttps://www.tiwariacademy.com/ncert-solutions/class-7/maths/chapter-2/
(i) Express 5 cm in metre and kilometer. (ii) Express 35 mm in cm, m and km.
(i) Express 5 cm in meter and kilometer. ∵ 100 cm = 1 meter ∴ 1 cm = 1/100 meter ⇒ 5 cm = 5/100 = 0.05 meter. Now, ∵ 1000 meters = 1 kilometers ∴ 1 meter = 1/1000 kilometers 0.05 meter = 0.05/1000 = 0.00005 kilometer (ii) Express 35 mm in cm, m and km. ∵ 10 mm = 1 cm ∴ 1 mm = 1/10 cm ⇒ 3.5 cm = 3.5/Read more
(i) Express 5 cm in meter and kilometer.
∵ 100 cm = 1 meter
∴ 1 cm = 1/100 meter
⇒ 5 cm = 5/100 = 0.05 meter.
Now,
∵ 1000 meters = 1 kilometers
∴ 1 meter = 1/1000 kilometers
0.05 meter = 0.05/1000 = 0.00005 kilometer
(ii) Express 35 mm in cm, m and km.
∵ 10 mm = 1 cm
∴ 1 mm = 1/10 cm
⇒ 3.5 cm = 3.5/100 = 0.035 meter
Again,
∵ 1000 meters = 1 kilometers
∴ 1 meter = 1/1000 kilometer
⇒ 0.035 meter = 0.035/1000 = 0.000035 kilometer
Class 7 Maths Chapter 2 Exercise 2.5 Question 3, 4
for more answers vist to:
See lesshttps://www.tiwariacademy.com/ncert-solutions/class-7/maths/chapter-2/
Express as rupees using decimals: (i) 7 paise (ii) 7 rupees 7 paise (iii) 77 rupees 77 paise (iv) 50 paise (v) 235 paise
∵ 100 paise = ₹1 ∴ 1 paisa = ₹ 1/100 (i) 7 paise = ₹ 7/100 ₹ 0.07 (ii) 7 rupees 7 paise = ₹ 7 + ₹ 7/100 = ₹ 7 + ₹ 0.07 = ₹ 7.07 (iii) 77 rupees 77 paise = ₹ 77 + ₹ 77/100 = ₹ 77 + ₹ 0.77 = ₹ 77.77 (iv) 50 paise = ₹ 50/100 = ₹ 0.50 (v) 235 paise = ₹ 235/100 = ₹ 2.35 Class 7 Maths Chapter 2 Exercise 2Read more
∵ 100 paise = ₹1
∴ 1 paisa = ₹ 1/100
(i) 7 paise = ₹ 7/100 ₹ 0.07
(ii) 7 rupees 7 paise = ₹ 7 + ₹ 7/100 = ₹ 7 + ₹ 0.07 = ₹ 7.07
(iii) 77 rupees 77 paise = ₹ 77 + ₹ 77/100 = ₹ 77 + ₹ 0.77 = ₹ 77.77
(iv) 50 paise = ₹ 50/100 = ₹ 0.50
(v) 235 paise = ₹ 235/100 = ₹ 2.35
Class 7 Maths Chapter 2 Exercise 2.5 Question 1, 2
for more answers vist to:
See lesshttps://www.tiwariacademy.com/ncert-solutions/class-7/maths/chapter-2/
Which is greater: (i) 0.5 or 0.05 (ii) 0.7 or 0.5 (iii) 7 or 0.7 (iv) 1.37 or 1.49 (v) 2.03 or 2.30 (vi) 0.8 or 0.88
(i) 0.5 > 0.05 (ii) 0.7 > 0.5 (iii) 7 > 0.7 (iv) 1.37 < 1.49 (v) 2.03 < 2.30 (vi) 0.8 < 0.88 Class 7 Maths Chapter 2 Exercise 2.5 Question 1, 2 for more answers vist to: https://www.tiwariacademy.com/ncert-solutions/class-7/maths/chapter-2/
(i) 0.5 > 0.05 (ii) 0.7 > 0.5 (iii) 7 > 0.7
(iv) 1.37 < 1.49 (v) 2.03 < 2.30 (vi) 0.8 < 0.88
Class 7 Maths Chapter 2 Exercise 2.5 Question 1, 2
for more answers vist to:
See lesshttps://www.tiwariacademy.com/ncert-solutions/class-7/maths/chapter-2/