Write opposites of the following:

(a) Increase in weight

(b) 30 km north

(c) 326 BC

(d) Loss of Rs 700

(e) 100 m above sea level

The sum of any two negative integers is always greater than both the integers.

On the number line, the integer 5 is located

Number of whole numbers lying between –5 and 5 is

Draw a number line and answer the following:

(a) Which number will we reach, if we move 4 numbers to the right of -2?

(b) Which number will we reach, if we move 5 numbers to the left of 1?

(c) If we are at -8 on the number line, in which direction should we move to reach -13?

(d) If we are at -6 on the number line, in which direction should we move to reach -1?

For the following statements write True (t) or False (F). If the statement is false, correct the statement

(a) -8 is to the right of -10 on a number line.

(b) -100 is to the right of -50 on a number line.

(c) Smallest negative integer is -1.

(d) -26 is larger than -25.

Write all the integers between the given pairs (write them in the increasing order)

(a) 0 and -7

(b) -4 and 4

(c) -8 and -15

(d) -30 and -23

Adjacent figure is a vertical number line, representing integers. Observe it and locate the following points:

(a) If point D is +8, then which point is -8?

(b) Is point G a negative integer or a positive integer?

(c) Write integers for points B and E.

(d) Which point marked on this number line has the least value?

(e) Arrange all the points in decreasing order of their values.

Write four negative integers less than -10.

In each of the following pairs, which number is to the right of the other on the number line?

(a) 2, 9

(b) -3, -8

(c) 0, -1

(d) -11, 10

(e) -6, 6

(f) 1, -100

Write four negative integers greater than -20