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Yes. To do this, you must first convert one of the fractions into a form that has the same denominator as the other fraction. For example:

Sample problem: 1/2 + 3/4 = ?

Convert the first fraction (1/2) so that the denominator will equal the denominator of the second fraction (3/4) as follows:

1/2 * 2/2 = 2/4

2/4 + 3/4 = 5/4 = 1 1/4

Alternatively, you could do slightly more work by converting both fractions into decimal form using simple division. For example:

Sample problem: 1/2 + 3/4 = ?

1/2=.5

3/4=.75

.5+.75=1.25

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Q: Can you add fractions with different denominators?
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Why are two fractions converted into like fractions?

Because you can't add or subtract fractions that have different denominators. Making them like fractions, by multiplying so the denominators are the same, you can add and/or subtract them.


Why does the equivalent fraction make adding and subtracting fractions easier?

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


How is adding like fractions and adding unlike fractions the same?

If the denominators are not the same, then you have to use equivalent fractions which do have a common denominator . To do this, you need to find the least common multiple (LCM) of the two denominators. To add fractions with unlike denominators, rename the fractions with a common denominator. Then add and simplify.


How do you add and subtract by fractions?

If the fractions have the same denominator, add and subtract the numerators as if the denominators weren't there and put the result over that denominator. Reduce if possible. If the fractions have different denominators, find the LCM of the denominators and convert the fractions to equivalent fractions with like denominators. Then add and subtract the numerators as if the denominators weren't there and put the result over that denominator. Reduce if possible.


When you add fractions do you have to find a common denominator?

Only if the denominators are different.


What is disimiliar fraction?

Dissimilar fractions have different denominators.


Do you add denominators in fractions?

No.


What is a dissimilar fractions?

Dissimilar fractions are fractions that have different denominators.


Why would you want to rename fractions with the LCD?

Possible reasons: To add or subtract fractions, To compare fractions with different denominators.


When you add or subtract fractions with unlike denominators why do you have to find LCM?

Because to add fractions, the denominators must be equal.


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What is three eighths plus one fourth?

The denominators are different, so find the equivalent fractions using the LCD , then add the fractions with the denominators.