Opposite of?


What is the opposite number of 20?

Find the opposite of 20

Multiply 20 by -1

-1 * 20

Since 20 is positive:
the opposite must be negative

Multiply 20 by -1 to find the opposite:

Opposite of 20 = -(20) = -20

What is the Answer?
Opposite of 20 = -(20) = -20
How does the Opposite Numbers Calculator work?
Free Opposite Numbers Calculator - Given a positive or negative integer (n), this calculates the opposite number of n
This calculator has 1 input.

What 1 formula is used for the Opposite Numbers Calculator?

Opposite of a positive number a = -1*a = -a
Opposite of a negative number -1 = -1 * -a = a

For more math formulas, check out our Formula Dossier

What 7 concepts are covered in the Opposite Numbers Calculator?

a whole number; a number that is not a fraction
numbers or values less than 0
an arithmetical value, expressed by a word, symbol, or figure, representing a particular quantity and used in counting and making calculations and for showing order in a series or for identification. A quantity or amount.
number line
a line on which numbers are marked at intervals, used to order numbers. Smaller numbers are on the left and larger numbers are on the right.
diametrically different; of a contrary kind.
opposite numbers
A number on the other side of the number line, with the same distance from zero
numbers or values greater than 0
Example calculations for the Opposite Numbers Calculator

Opposite Numbers Calculator Video


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