Q: Why are equivalent fractions important when adding and subtracting fractions?

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Related questions

Subtracting a negative fraction is the same as adding its positive equivalent.

What is the definition of Adding and Subtracting Like Fractions

When adding or subtracting fractions their denominators must be the same

Me

you must make the fractions equivalent and with the same denomenator

Subtracting a fraction is the same as adding its negative.

You cannot add or subtract fractions with different denominators. If the denominators are different then you need to work with equivalent fractions.

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

If you are adding or subtracting unlike fractions, convert them to equivalent fractions with a common denominator.

Making sure the denominators are the same.

Before adding or subtracting two fractions they are converted into like fractions. Explain with examples why this is necessary.

When adding and subtracting unlike fractions, it is necessary to find the LCM of the denominators, called the least common denominator. Once you have found the LCD, you can convert the fractions to equivalent fractions with a common denominator and proceed with the adding and/or subtracting. Finding an LCM will have no effect on multiplying fractions.

It helps in the adding and subtracting of fractions.

Pulled and mulled

I learned to always change the denominators before adding or subtracting the numerators. You must always have a common denominator before adding or subtracting.

You need a common denominator for both.

They have to have the same denominator.

because it is easier than adding and subtracting so many times??

no answer

A Common Denominator

equivalent to subtracting a negative

When you are adding and subtracting fractions.

Find a common denamonator.

a common denominator

When you are adding or subtracting fractions.

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