answersLogoWhite

0


Best Answer

It means find the LCM of the denominators. In order to add and subtract fractions with unlike denominators, it is necessary to convert them to equivalent fractions with a common denominator.

Example: 1/4 + 1/6

The LCM of 4 and 6 is 12.

1/4 = 3/12

1/6 = 2/12

User Avatar

Wiki User

โˆ™ 2016-10-24 22:04:47
This answer is:
User Avatar
Study guides

Algebra

20 cards

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

โžก๏ธ
See all cards
3.74
โ˜†โ˜…โ˜†โ˜…โ˜†โ˜…โ˜†โ˜…โ˜†โ˜…
824 Reviews
More answers
User Avatar

Wiki User

โˆ™ 2016-09-04 11:55:21

It is the least common multiple of the two fractions' denominators. To add or subtract a pair of fractions it is necessary to rename them using the common denominator.

This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: What does find the common denominator for the fraction pairs mean?
Write your answer...
Submit
Still have questions?
magnify glass
imp
Related questions

How can you change disimilar fraction to similar fraction?

Find a common denominator.


How do you compare dissimilar fraction?

Find the least common denominator.


How do I find a common denominator in a fraction?

By finding the lowest common multiple of the denominators


What is the least common denominator of 19over20?

That's one fraction. You need at least two to find something in common between them.


How would you use the multiplication rule to find common denominators?

multiply the nominator and denominator of each fraction by the denominator of the other fraction


What is the common denominator of 84 out of 100?

84/100 is one fraction. To find a common denominator, you need at least one more.


How do you find out if a fraction is in its simplest form?

You find the highest common factor of the numerator and denominator. If that is 1, then the fraction is in its simplest form.


How do you change a fraction so they have the same denominator?

First, find a common denominator for the two (or more) fractions. Then, for each fraction, multiply numerator and denominator by the same number (different numbers for different fractions, though), to convert to the common denominator.


Why is it easy to subtract and add with the fraction that has the same donominator?

Because if you have the same denominator then you don't have to find the common denominator.


How do you find the common denominator for three fraction numbers?

just find what all numbers have in commin


How do you FIND a fraction when it is in simplest form?

A fraction is in simplest form when the numerator and denominator have no common factor except ' 1 '.


Why if there are two fraction having different denominator are you are going to find first their least common denominator?

To get the right answer when you add or subtract them.

People also asked