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You can but it makes no mathematical sense.

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7y ago
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Q: Why cant you add the numerator and denominator?
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Related questions

How do you add fractions with same numerator?

if it has a denominator


How do you add a half to a fraction?

add half the denominator to the numerator


Do you have to add the numerator and denominator to have a like fraction?

No because you have too multiply the numerator and denominator by the the same number to have an equivalent fraction.


How do you change a mixed number into an improper number?

You multiply the whole number with the denominator. Then you add that to the numerator. Then, that becomes the new numerator. The denominator stays the same.


How do you simplify a mixed number with improper fraction?

Divide the denominator (bottom number) into the whole number , and then add that to the numerator (top number) . if you cant sinplify, leave it...


How do you determine if a fraction is in simplest form?

if the fraction's numerator and denominator cant be divided by any number remembber both numerator and denominator must be divided by the same number


How do you simplify the fraction?

first multiply the denominator to the mixed number. then,when you got the product, add the product to the numerator. then,when you got the sum, copy the sum as numerator and the denominator was the last denominator you used.


How do you change improper fractions to a mixed number?

Multiply the denominator by the whole number, add the numerator, and put the total over the denominator.


Has a numerator and denominator?

A fraction has a numerator and a denominator.


What do you divide first numerator or denominator?

you switch the numerator with the denominator then multiply the numerator first then the denominator.


What is the answer with the same numerator and the same denominator?

The same numerator as which numerator and the same denominator as which denominator?


How do you change a common fraction to an improper fraction?

Multiply the denominator times the whole number and add the product to the numerator. That number is then the numerator while the denominator remains the same.