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Answered 2008-07-08 00:37:39

Rules: Unlike Signs

Subtract the absolute value of the number and copy the sign of the number with greater absolute value.

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What are the rules governing operations of real numbers?

There are different rules for different operations.



Why is a set of real numbers closed under addition?

Because adding any set of real numbers together will result in another real number.




How do you add decimals with different signs?

Same rules as adding whole numbers with different signs.


How is the concept of mixed numbers applied to the real world?

Find the sum of two mixed numbers by applying the procedure for adding mixed numbers, Solve a real-world problem by subtracting mixed numbers.


What are the rules in adding numbers?

Line up the numbers and add from left to right. If you you have remainders put on top of the next right number and add to sum


Wats the rule for adding rational numbers with the same sign?

Wats are temples from South East Asia and, as far as I am aware, they do not dicatate any rules for adding rational numbers.


Are imaginary numbers real numbers?

When people started classifying numbers in different ways Some numbers were grouped together and called Real numbers. Solutions that would create Imaginary numbers were simply explained away as impossible, later the rules for working with these numbers, but, even though they are not considered Real numbers some math operations will create Real number answers.


How is adding fractions like adding whole numbers?

adding fractions is like adding a WHOLE lot of parts of numbers


What is the rule in adding rational numbers?

what is the rule in adding rational numbers


When adding numbers with fraction exponents do you add the exponents?

Fractional exponents follow the same rules as integral exponents. Integral exponents are numbers raised to an integer power.


What are the rules governing of real numbers?

There are many. There are those that deal with the four basic binary operations, then there are rules governing exponents and logarithms.


Rules in adding or subtracting scientific notation?

- when adding or subtracting in scientific notation, you must express the numbers as the same power of 10. This will often involve changing the decimal place of the coefficient.


What do you call the result of adding of to numbers?

The result of adding two numbers is their sum.


How is adding mixed numbers different from adding fractions?

when you add mixed numbers you have a whole number but adding fraction does not.


Use of natural number in real life?

natural numbers are used in real life for counting, adding, subtracting and even for calculting money purposes


Is 5i a complex number?

Yes it is. All pure imaginary numbers (such as 5i) as well as all real numbers and any combination of real & imaginary (by adding, subtractin, multiplying, dividing) makes a complex number.


What are the different rules in governing operations of real numbers?

The set of real numbers is closed under addition, subtraction, multiplication, and division (except that you cannot divide by zero). By closed, this means that if the two numbers in the operation are both real numbers, the result of the operation will always be a real number. Dividing by zero is undefined (for all practical purposes)


What are the rules when adding or subtracting negative numbers?

When subtracting negative numbers change the subtraction sign to a plus and change the second number (which would appear to be positive) to a negative. ex. -14 - 7=?/-14 + -7= -21 When adding negative numbers just add them as they appear. ex. -2 + -5= -7


What are the rules for adding fractions?

Ensure that the denominators are the same when adding or subtracting fractions.


Rules in operation for signed numbers?

rules of operation sign of numbers


How is adding mixed numbers the same as adding fractions?

Mixed numbers can be converted to improper fractions. Then, it is exactly the same as adding proper ones.



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