Represent the following numbers as integers with appropriate signs.
(a) An aeroplane is flying at a height of two thousand meters above the ground.
(b) A submarine is moving at a depth, eight hundred meters below the sea level.
(c) A deposit of rupees two hundred.
(d) Withdrawal of rupees seven hundred.

Solution:

We use the concept of positive and negative integers to represent the given statements as integers with appropriate signs.

Whenever there is an increase/above/addition/deposit, we use a positive sign (+) whereas, whenever there is a decrease/reduction/below/withdrawal, we use the negative sign (-).

(a) Two thousand metre above the ground = + 2000 m

(b) Eight hundred meters below the sea level = - 800 m

(c) Deposit of rupees two hundred = + ₹200

(d) Withdrawal of rupees seven hundred = – ₹700

NCERT Solutions for Class 6 Maths Chapter 6 Exercise 6.1 Question 2

Represent the following numbers as integers with appropriate signs. (a)An aeroplane is flying at a height of two thousand meters above the ground. (b)A submarine is moving at a depth, eight hundred meters below the sea level. (c)A deposit of rupees two hundred. (d)Withdrawal of rupees seven hundred.

Summary:

The numbers represented with appropriate signs are (a) + 2000 m (b) - 800 m (c) + ₹200 (d) – ₹700

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