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Negative number

en.wikipedia.org/wiki/Negative_number

In mathematics, a negative number is a real number that is less than zero. Negative numbers ... 3rd century) established rules for adding and subtracting negative numbers. By the 7th century, Indian...

Adding and Subtracting Positive and Negative Numbers - Math is Fun

www.mathsisfun.com/positive-negative-integers.html

Now let's see what adding and subtracting negative numbers looks like: ... Try playing Casey Runner, you need to know the rules of positive and negative to ...

Adding & subtracting negative numbers - Khan Academy

www.khanacademy.org/math/algebra-basics/core-algebra-foundations/core-algebra-foundations-negative-numbers/v/adding-and-subtracting-negative-number-examples

Learn how to add and subtract negative numbers. The problems solved in this video are 2 - 3 = -1 and -2 - 3 = -5 and -2 + 3 = 1 and 2 - (-3) = 5 and -2 - (-3).

Negative Number Rules - Math Forum - Ask Dr. Math

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Dear Doctor Math, I am very confused by negative number rules. Is it in multiplication, addition, or subtraction where "two negatives equal a ...

www.ask.com/youtube?q=Rule for Subtracting Negative Numbers&v=eGtstF3kX6Q
Feb 20, 2011 ... John Zimmerman, http://www.algebratesthelper.com explains how to add, subtract, multiply and divide positive and negative numbers.
www.ask.com/youtube?q=Rule for Subtracting Negative Numbers&v=LxllUeusDYY
Jun 5, 2013 ... Rules for adding, subtracting, multiplying and dividing positive and negative numbers. This video is provided by the Learning Assistance ...

BBC - GCSE Bitesize: Simple negative number arithmetic

www.bbc.co.uk/schools/gcsebitesize/maths/number/negativenumbersrev3.shtml

Here are the basic rules for adding and subtracting: ... Subtracting a negative number is the same as adding: ... Here are the rules for multiplying and dividing:.

Add and subtract signed numbers - A complete course in algebra

www.themathpage.com/alg/add-subtract-signed-numbers.htm

SIGNED NUMBERS. "Adding" a negative number. Naming terms. The rules for " adding" terms. Zero. Subtracting a negative number. Adding a series of terms.

Negative and Positive Numbers - Dositey

www.dositey.com/2008/addsub/negnum.htm

Sum of a negative and a positive number. Keep the sign of the larger number and subtract. (- 6) + 3 = -3. 9 + (-12) = - 3. (- 5) + 7 = 2. 4 + ( -2) = 2.

How to Subtract Positive and Negative Numbers - For Dummies

www.dummies.com/how-to/content/how-to-subtract-positive-and-negative-numbers.html

Subtracting positive and negative numbers is really easy to do: You don't! ... In both of the above rules, when the signs are the same, you find the sum, and the ...

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Subtracting Positive and Negative Numbers | WyzAnt Resources

www.wyzant.com

Subtracting positive and negative numbers can also be tricky because there are several rules to remember and follow. Rule 1: Subtracting a positive number ...

Positive and Negative Numbers Cheat Sheet How-To - Mathematics

math.about.com

How To Cheat Sheet for Positive and Negative Numbers ... to do with positive and negative numbers (integers) with adding, subtracting, ... Subtracting Rules:.

Adding and Subtracting Negative Numbers - Purplemath

www.purplemath.com

Adding and Subtracting Negative Numbers (page 2 of 4) ... So I won't give you a " proper" mathematical explanation of this "the minus of a minus is a plus" rule.