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I assume you want to convert two fractions to a common denominator. Let's see an example. You want to add, subtract, or compare 1/4 and 5/6. The least common denominator is 12 - I assume you already know how to find that. It need not be the least common denominator; any common denominator - for example, the product of the two denominators - will work.

However, let's assume you want to convert to twelfths. To convert the fractions to twelfths, you do the following. To convert 1/4 to ?/12, note that the number 4 must be multiplied by 3 to get 12. In that case, the numerator, 1, must also be multiplied by 3. Thus, you get 3/12. Similarly, to convert 5/6 to ?/12, you need to multiply the bottom (and therefore also the top) by 2, so you get 10/12.

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How do you find missing numerator or denominator?

If you have 2 fractions then you do cross multiplication where you take the left numerator and times it by the right denominator if your looking for the numerator. If your looking for the denominator then you do the same thing only you use the top as your divider not the bottom. Well if it is an equation with another fraction equaling it, you can multiply the denominator by a number that will allow it to have the same value of the denominator in the other fraction. Once you know that number ( the one it took so the denominators were equal when multiplied) you just divide the fraction ( the one you have both denominator and numerator) by that number, and put it over the original lone denominator, then you have your answer. If you only have the numerator you use pretty much the same concept except opposite the steps. Here's an example: 7/? = 21/30 You would know 7 multiplies with 3 to get 21, so you divide 30 by 3 (the number it took to get 7 to be 21), and you get 10. Then you put the 10 underneath the original 7/? resulting in the answer being 7/10. So 7/10=21/30. Hope this is the answer you were looking for.


When comparing fractions with the same you only have to compare the?

Numerator, Denominator or Denominator, Numerator.


How do you find a fraction equivalent to a given fraction?

You can multiply is numerator and denominator by the same number


When multiplying fractions does the denominator have to be the same?

Yes because the numerator will not be right if the denominator doesn't have the same as the other denominator which will mess up the answer


What numerator is greater than or equal to the denominator?

It is anImproper fraction,ONLY if the numerator is bigger than the denominator, and if the numerator and denominator are the same it is a whole number.example of an improper fraction: 5/3example of a whole number: 7/7

Related Questions

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 find missing numerator or denominator?

If you have 2 fractions then you do cross multiplication where you take the left numerator and times it by the right denominator if your looking for the numerator. If your looking for the denominator then you do the same thing only you use the top as your divider not the bottom. Well if it is an equation with another fraction equaling it, you can multiply the denominator by a number that will allow it to have the same value of the denominator in the other fraction. Once you know that number ( the one it took so the denominators were equal when multiplied) you just divide the fraction ( the one you have both denominator and numerator) by that number, and put it over the original lone denominator, then you have your answer. If you only have the numerator you use pretty much the same concept except opposite the steps. Here's an example: 7/? = 21/30 You would know 7 multiplies with 3 to get 21, so you divide 30 by 3 (the number it took to get 7 to be 21), and you get 10. Then you put the 10 underneath the original 7/? resulting in the answer being 7/10. So 7/10=21/30. Hope this is the answer you were looking for.


How do you find a fraction with the same denominator?

Simply change the numerator and you will have another - different - fraction wit the same denominator.


When you divide the numerator and denominator by the same factor?

when you divide the numerator and denominator by the same factor


How do you subtract fractions when the first numerator is smaller than the other numerator?

if they have the same denominator just subtract it . if it doesn't than find the denominator.


How do you divide signed numbers?

Essentially the same way as you would do an ordinary division.If the numerator and denominator have the same sign then the answer is positive.If the numerator and denominator have different signs then the answer is negative.Essentially the same way as you would do an ordinary division.If the numerator and denominator have the same sign then the answer is positive.If the numerator and denominator have different signs then the answer is negative.Essentially the same way as you would do an ordinary division.If the numerator and denominator have the same sign then the answer is positive.If the numerator and denominator have different signs then the answer is negative.Essentially the same way as you would do an ordinary division.If the numerator and denominator have the same sign then the answer is positive.If the numerator and denominator have different signs then the answer is negative.


How can we find the same fraction as another one?

Multiply the numerator and the denominator by the same integer.


When comparing fractions with the same you only have to compare the?

Numerator, Denominator or Denominator, Numerator.


How do you find an equivalant fraction?

multiply the numerator and the denominator by a number.* * * * *by the same, non-zero number.Multiply both the numerator and denominator by a number of your choice. If both numbers are divisible by the same number, you should divide.


How do you do equivilant fractions?

Multiply the numerator and the denominator by the same number or divide the numerator and the denominator by the same number


How do you find an equivalent fraction by multiplying?

Multiply the numerator and the denominator by the same number.


How do you find the equal fractions?

Multiply the numerator and the denominator by the same whole number.