Opposite number definitions
| Word backwards | etisoppo rebmun |
|---|---|
| Part of speech | The part of speech of the word "opposite number" is a noun. It refers to a number that is the same distance away from zero on the number line but on the opposite side. |
| Syllabic division | op-po-site num-ber. |
| Plural | The plural of opposite number is "opposite numbers." |
| Total letters | 14 |
| Vogais (4) | o,i,e,u |
| Consonants (7) | p,s,t,n,m,b,r |
What is an Opposite Number?
An opposite number, also known as an additive inverse, is a concept in mathematics that refers to a number that, when added to the original number, results in a sum of zero. In simpler terms, it is the negative version of a given number. For example, the opposite number of 5 is -5, and the opposite number of -3 is 3.
How to Calculate Opposite Numbers
Calculating the opposite number of a given number is quite straightforward. For positive numbers, you simply change the sign to negative. For negative numbers, you change the sign to positive. This can be done by adding a negative sign (-) in front of the original number. In mathematical notation, the opposite number of a is denoted as -a.
Properties of Opposite Numbers
Opposite numbers have several properties that make them useful in various mathematical operations. One key property is that when you add a number to its opposite, the result is always zero. This property is expressed as a + (-a) = 0. Another property is that the opposite of the opposite of a number is the original number itself. In other words, -(-a) = a.
Applications of Opposite Numbers
Opposite numbers are widely used in algebra, arithmetic, and calculus. They are essential in solving equations, balancing equations, and determining unknown quantities. They also play a crucial role in understanding the concept of symmetry and balance in mathematics. Opposite numbers are fundamental building blocks in mathematical operations and are used in various real-world applications.
In conclusion, opposite numbers are a fundamental concept in mathematics that represent the negative version of a given number. Understanding how to calculate opposite numbers and their properties is essential for performing mathematical operations effectively. Whether you are a student learning algebra or a professional working with numbers, knowing about opposite numbers is essential for mastering mathematical concepts.
Opposite number Examples
- I am the opposite number of the manager, so I handle all the technical tasks.
- The opposite number of 5 is -5 in mathematics.
- The detective knew that the suspect's opposite number was his twin brother.
- In a football match, the goalkeeper is the opposite number of the striker.
- The opposite number of black in the color wheel is white.
- As the opposite number of a night owl, she preferred to wake up early in the morning.
- The opposite number in the equation was causing it to balance perfectly.
- In a debate, one politician may rebut the arguments made by their opposite number.
- The teacher paired students with their opposite number to work on a project together.
- As the CEO's assistant, I often act as her opposite number in meetings.