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You need a common denominator in order to add or subtract fractions.

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โˆ™ 2011-06-01 01:41:05
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Algebra

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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: What you need to add or subtract fractions?
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Related questions

How do you add and subtract fractions with the same denominator?

it stay the same when you subtract fractions and when you add fractions.


How do you add and subtract dissimilar fractions?

Make the fractions equivalent then subtract


Do you need to add whole numbers when subtracting fractions?

add? dont you mean subtract?


How are lcm's used in adding or subtracting fractions?

To add and subtract fractions, you need common denominators. To find the common denominator, take the LCM of the denominators you wish to add or subtract.


Why do you need HCF and LCM?

The LCM will help you add and subtract fractions. The GCF will help you simplify fractions.


Why do fractions need to have a common denominator before add or subtract them?

because it would be diffcult to understand.[you don't add or subtract the demonters]


Why do you calculate the LCM?

You will need to find the LCM in order to add and subtract fractions.


Why do you need to use common denominator?

To get the right answer when you add or subtract unlike fractions.


How is finding the LCM revelant when adding and subtracting fractions?

To add and subtract fractions, you need common denominators. To find the common denominator, find the LCM of the denominators you wish to add or subtract.


How do you add two fractions that have like denominators?

In fractions, you can NEVER add or subtract


What are compatible numbers for fractions?

I am not entirely sure what you mean, but if you need to add, subtract, or compare two fractions, they need to have the same denominator.


Why you need LCM and HCF in maths?

The LCM will help you add and subtract fractions. The GCF will help you simplify fractions.

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