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What is similar to subtracting a positive integer from a negative integer?
adding a negative
What is similar to subtracting two positive integers?
Subtracting two positive fractional numbers, or adding one positive and one negative integer.
Why multiplication of negative numbers equals positive?
When you multiply any number by a negative number you reverse its sign. So positive numbers become negative, and negative numbers become positive. That is the meaning of negative multiplication; it is reversal. This is similar to the way that adding a negative number has the same effect as subtracting a positive number. Negative is the opposite of positive.
How are adding and subtracting fractions similar?
Subtracting a fraction is the same as adding its negative.
Why is subtracting an expression similar to distributing a negative one?
22
How is dividing integers similar to multiplying integers with the resulting sign?
The rules for the sign (positive or negative) of the result of a multiplication is the same as division. For multiplication: Positive * Positive --> Positive Positive * Negative --> Negative Negative * Positive --> Negative Negative * Negative --> Positive For division: Positive / Positive --> Positive Positive / Negative --> Negative Negative / Positive --> Negative Negative / Negative --> Positive
Why is the sum of two negative integers always negative?
They are always negative due to a negative plus a negative equaling a negative. It's similar to a positive plus a positive equaling a positive.
How is adding positive and negative numbers similar to adding integers?
It is the same thing, since "integers" consists of positive and negative numbers (and zero).
What force does two similar ends of a magnet make?
negative & positive
When a number is raised to a power this number is multipled by itself the number of times the power indicates?
Yes (when the power is a positive integer). It is possible to have powers that are negative, rational, irrational and even complex and there are similar rules for dealing with them.
How is positive and negative feedback similar?
They are both major components to completing homeostasis.
What are the rules for adding numbers whose signs are different?
Positive plus positive is positive. Negative plus negative is negative. Positive plus negative is positive if the absolute value of the positive number is greater than the absolute value of the negative one. Positive plus negative is negative if the absolute value of the negative number is greater than the absolute value of the positive one.
