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# Why is it subtraction and division are not included in the properties of each numbers?

Updated: 12/18/2022

Wiki User

11y ago

Subtraction and addition are not properties of numbers themselves: they are operators that can be defined on sets of numbers.

Wiki User

11y ago

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Q: Why is it subtraction and division are not included in the properties of each numbers?
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### Is closure exist for whole numbers under subtraction and division for integers?

Whole numbers subtraction: YesDivision integers: No.

### Why isn't subtraction included as an operation on real numbers?

Subtraction is definitely an operation defined on real numbers. I'm guessing you are actually asking why subtraction is not included as a commutative operation, this is because a-b is not always equal to b-a.

### What is arithmetic?

Arithmetic is the process of applying the four basic operations: addition, subtraction, multiplication and division to numbers.

### Are rational numbers closed under division multiplication addition or subtraction?

Rational numbers are closed under addition, subtraction, multiplication. They are not closed under division, since you can't divide by zero. However, rational numbers excluding the zero are closed under division.

### Can the operation subtraction have properties?

Not by itself. A mathematical operation has properties in the context of a set over which it is defined. It is possible to have a set over which properties are not valid.Having said that, the set of rational numbers is closed under subtraction, as is the set of real numbers or complex numbers.Multiplication is distributive over subtraction.

### Why is there no commutative property for subtraction or division?

There is no commutative property in subtraction or division because the order of the numbers cannot be change. This means that when multiplying or adding it does not matter the order of the numbers because the answer comes out the same.

### What are the mathematical operations to be used involving numbers?

They are addition, subtraction, division and multiplication

### How is addition and subtraction different from multiplication and division?

For the specific case of whole numbers, you can consider multiplication to be repeated addition; and division to be repeated subtraction (see how often you can subtract something).

### Are rational numbers closed under subtraction?

Yes. They are closed under addition, subtraction, multiplication. The rational numbers WITHOUT ZERO are closed under division.

### Order of operations-directed numbers?

parentheses, exponents, multiplication, division, addition, and subtraction.

### What are addition subtraction multiplication and division?

addition means when you add two or more numbers together.+ subtraction means you subtract two or more numbers together.- multiplication means when you mutiply two one, or more digit numbers together.x division means when you divide two numbers together./

### Are rational numbers are closed under addition subtraction multiplication and division?

They are closed under all except that division by zero is not defined.