How are fractions under addition?

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2012-11-18 23:30:54

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In order to add or subtract fractions, they must have the same denominator.

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2012-11-18 23:30:54
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A polynomial of degree zero is a constant term

The grouping method of factoring can still be used when only some of the terms share a common factor A True B False

The sum or difference of p and q is the of the x-term in the trinomial

A number a power of a variable or a product of the two is a monomial while a polynomial is the of monomials

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Q: How are fractions under addition?
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Are sets of fractions closed under addition?


Why are fractions closed under addition?

For a set to be closed under any operation, the result of the operation must also be a member of the set. The result of adding fractions is another fraction, thus it is closed under addition. Remember that 8/3, 8/4, 4/4, 2/1 are all fractions - they have a numerator and denominator separated by a line (at an oblique angle on the computer screen). Improper fractions are still fractions.

What Proper fractions that have the same denominator in addition or subtraction are called?

like fractions

How do you add fractions in matrices?

The usual rules of addition of fractions apply.

Why do you have to find a common denominator?

Addition or subtraction of fractions require "like" fractions: that is, fractions with the same denominator.

When you add fractions you are finding their?

The answer to an addition is called the sum. Fractions and other numbers.

Why change mixed numbers to improper fractions?

For addition, subtraction, division and multiplication with other fractions

How do you add fractions with unlike denometiors?

You look for a common denominator; convert the fractions to equivalent fractions with the denominator you found; then you do the addition itself.

Are the sets of positive fractions closed for addition?


What are the rules for fractions?


What is on the septa test?

Blueprint reading, addition, fractions,

What is the meaning of addition and subtraction of similar fraction?

Similar fractions are fractions with the same denominator. In order to add or subtract fractions they need to be similar.

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