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-You must memorize

-To add 2 integers with different signs, find the difference of their absolute value

-To subtract an integer, add it's opposite

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Q: What are the rules for adding and subtracting numbers?
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Related questions

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 is the definition of adding and subtracting integers?

adding and subtracting integers is when you add and minus 2 numbers

What is the rules for algeraba for subtracting negatives?

Subtracting a negative is the same as adding the equivalent positive. For example, subtracting minus 10 is the same as adding 10.

What are the rules in adding and subtracting polynomial?

your mom is 2

What are the rules for adding subtracting multiplying and dividing fractions?

no answer

What are the rules for adding fractions?

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

How are subtracting and adding related?

use numbers

Who made the rules for adding and subtracting integers?

David Missoula's

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 is adding and subtracting integers?

Integers are whole numbers, both positive and negative. Therefore, adding and subtracting integers would be adding and subtracting whole numbers. Examples: 8+2 -8+2 8-2 -8-2

When adding two numbers you get a sum but when subtracting two numbers what do you get?

a difference

What does adding and subtracting mixed numbers help for?