Intergers

Question 1.

On a number line, when we add a positive integer, we

• move to the right

• move to the left

• do not move at all

• all of these

Question 2.

On a number line, when we add a negative integer, we

• move to the right

• move to the left

• do not move at all

• none of these

Question 3.

On a number line, when we subtract a positive integer, we

• move to the right

• move to the left

• do not moove at all

• none of these

Question 4.

On a number line, when we subtract a negative integer, we

• move to the right

• move to the left

• do not move at all

• none of these

Question 5.

When two positive integers are added, we get

• a positive integer

• a negative integer

• sometimes a positive integer, sometimes a negative integer

• none of these

Question 6.

When two negative integers are added, we get

• a positive integer

• a negative integer

• sometimes a positive integer, sometimes a negative integer

• none of these

Question 7.

Which of the following statements is wrong?

• When a positive integer and a negative integer are added, we always get a negative integer

• Additive inverse of 8 is (-8)

• Additive inverse of (-8) is 8

• For subtraction, we add the additive inverse of the integer that is being subtracted, to the other integer.

Question 8.

Which of the following is true?

• (- 8) + (- 4) > (- 8) – (- 4)

• (- 8) + (- 4) < (- 8) – (- 4)

• (-8) + (- 4) = (- 8) – (- 4)

• none of these.

Question 9.

The product of two negative integers is

• a positive integer

• a negative integer

• either a positive integer or a negative integer

• none of these.

Question 10.

The product of three negative integers is

• a positive integer

• a negative integer

• either a positive integer or a negative integer

• none of these.