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They have to have a common denominator

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Q: What is the rule for adding fractions?
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What is the rule in adding fractions having the same denominator?

Sum of the fractions = sum of numerators divided by their common denominator. Adding Fractions rule implies to addition of fractions having same denominator and as well as adding fractions with different denominators. So rule for adding fractions having the same denominator is add the numerators and simplify For example : 3/5 + 2/5 + 9/5 = (3 + 2 + 9)/5 [add the numerators] = 14/5


Do the adding fractions rule apply to subracting?

Yes inasmuch that the denominators of the fractions must be common to each other.


How is adding fractions like adding whole numbers?

adding fractions is like adding a WHOLE lot of parts of numbers


How are adding fractions different?

When adding or subtracting fractions their denominators must be the same


What are the rules for adding fractions?

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


Butterfly Method?

Used for adding dissimilar fractions


What is the definition of adding and subtracting fractions with unlike denominators?

What is the definition of Adding and Subtracting Like Fractions


How is adding mixed numbers the same as adding fractions?

Mixed numbers can be converted to improper fractions. Then, it is exactly the same as adding proper ones.


What are two equivalent fractions for 20 and 32?

adding fractions


When adding or subtracting fractions what should you do first?

For adding or substracting fractions first of all we should calculate the LCM( Lowest Common Multiplier) of the denominators in both of the fractions.


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

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


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.