Algebra

# What is the rules for multiplication integers?

###### Wiki User

When multiplying integers, multiplying by the same sign will always produce a positive integer. Such as a negative times a negative equals a positive. If the signs are different then the product will be a negative.

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## Related Questions

They are not the same!The set of integers is closed under multiplication but not under division.Multiplication is commutative, division is not.Multiplication is associative, division is not.

Integers are whole numbers. 1 3/4 is not a integer whereas 1 is.

The rules are not the same.Multiplication is commutative whereas division is not.Multiplication is associative whereas division is not.

I am not at all sure that there are any rules that apply to integers in isolation. Any rules that exist are in the context of binary operations like addition or multiplication of integers.

They are not the same. You can multiply by zero but division by zero is not defined.

You need the rules of multiplication as well as of addition. But multiplication of integers can be viewed as repeated addition. Thus, if p/q and r/s are two rational numbers then their sum is(p*s + q*r)/(q*s)

Closure with respect to addition and multiplication. Cummutative, Associative properties of addition and of multiplication. Distributive property of multiplication over addition.

Procedure: 1. Divide the integers like you always do. 2. Follow these rules: (Note:+ is a positive integer, - is a negative integer and * is the multiplication symbol) a.+*+=+ b.+*-=- c.-*+=- d.-*-=+ Follow these rules and you will have your answer in no time.

Integers are real numbers; therefore, when you multiply them you must follow the rules of multiplication. Some rules include: any number multiplied by one equals itself, any number multiplied by zero is zero and every number multiplied by two is an even number.

Addition and multiplication are operations on integers that are commutative.

The set of integers is not closed under multiplication and so is not a field.

The set of integers is closed with respect to multiplication and with respect to addition.

Not if the fraction is positive. But yes if the fraction is negative. Study the rules of multiplication and division by integers, and you wil see why. Multiplication by a fraction is simplty multiplication by one integer followed by division by another (or the other way round).

to subtrct integers ,rewrite as adding opposites and use the rules for addtion of integers..

Multiplication is the same as repeated addition. For example 12 * 3 = 12 + 12 + 12 12 * 4 = 12 + 12 + 12 + 12 and so on.

The rules for the sign (positive or negative) of the result of a multiplication is the same as division. For multiplication: Positive * Positive --&gt; Positive Positive * Negative --&gt; Negative Negative * Positive --&gt; Negative Negative * Negative --&gt; Positive For division: Positive / Positive --&gt; Positive Positive / Negative --&gt; Negative Negative / Positive --&gt; Negative Negative / Negative --&gt; Positive

Parenthesis Exponent Multiplication Division Addition Subtraction PEMDAS ( the multiplication and division is based on which of them comes FIRST )

They are whole numbers used in division, multiplication, addition and subtraction.

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