Finding opposites of integers



The opposite of any integer ‘a’ is ‘−a

Similarly, the opposite of any integer ‘−a’ is ‘−(−a)’ = ‘a

So, for example, the opposite of any integer 37 is −37.

And the opposite of −81 is −(−81) = 81.

In this lesson, we find opposites of given integers

Find the opposite of the following integer:

−93

Solution

Step 1:

The opposite of a negative integer is a positive integer.

Step 2:

The opposite of the integer −93 is

−(−93) = 93 or +93.

Find the opposite of the following integer:

69

Solution

Step 1:

The opposite of a positive integer is a negative integer.

Step 2:

The opposite of the integer +69 is −69.

Find the opposite of the following integer:

− (−20)

Solution

Step 1:

The opposite of a positive integer is a negative integer.

Step 2:

− (−20) = 20

So, the opposite of the integer +20 is −20.



Advertisements
E-Books Store