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Why you add an integer's opposite when you are subtracting integers?
Wiki User
∙ 11y ago
Because that is how the opposite of a number is defined.
Wiki User
∙ 6y ago
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What are the rules for adding and subtracting numbers?
-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
What are the rules for adding and subtracting integers?
when you add two positive integers the answer is always positive when you add two negative integers the answer is positive when you add one negative and on positive integer, the answer is negative subtracting two negative numbers gets a negative answer subtracting two positive numbers- the answer depends subtracting a negative and positive number- the answer depends, the positive number would have to be bigger than the negative to achieve a negative number, and if the positive number is less, than the answer is still negative
How can you use addition of integers to subtract integers?
Subtracting an integer is the same as adding the additive inverse. In symbols: a - b = a + (-b), where "-b" is the additive inverse (the opposite) of b.
How do we add integers with opposite sign?
To add two integers with opposite signs . . . -- Ignore the signs, and write the difference between the two numbers. -- Give it the same sign as the larger original number has.
How do you add or subtract integers with a different sign?
Adding two numbers with different signs means subtracting the two absolute integers (without sign) and vice versa.
What is the rule for subtracting integers with the same signs?
if the signs are the same you must add its opposite.
What is the definition of adding and subtracting integers?
adding and subtracting integers is when you add and minus 2 numbers
Why do people prefer to add the opposite when subtracting integers?
Some do, some don't. The operations are equivalent and people do what they are more comfortable with.
What are the rules for adding and subtracting numbers?
-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
How do you add and subbtract positive and negative integers?
When adding negative integers, you subtract. (2+-1=1) When subtracting negative integers, you add. (2--3=5)
Where are some examples for subtracting integers?
what are some examples of subtracting integers
What are the rules for adding and subtracting integers?
when you add two positive integers the answer is always positive when you add two negative integers the answer is positive when you add one negative and on positive integer, the answer is negative subtracting two negative numbers gets a negative answer subtracting two positive numbers- the answer depends subtracting a negative and positive number- the answer depends, the positive number would have to be bigger than the negative to achieve a negative number, and if the positive number is less, than the answer is still negative
How can you use addition of integers to subtract integers?
Subtracting an integer is the same as adding the additive inverse. In symbols: a - b = a + (-b), where "-b" is the additive inverse (the opposite) of b.
How do we add integers with opposite sign?
To add two integers with opposite signs . . . -- Ignore the signs, and write the difference between the two numbers. -- Give it the same sign as the larger original number has.
How do you add or subtract integers with a different sign?
Adding two numbers with different signs means subtracting the two absolute integers (without sign) and vice versa.
Rules for adding and subtracting integers?
ADDING: same sign, add and keep that sign. opposite sides, subtract their absolute values and use the sign of the number with the larger absolute value SUBRTRACTING: change the sign of the subtrahend (2nd number) then ADD using rules above.
What is the meaning of subtract integers?
to subtract an integer, add its opposite or additive inverse.
