SOLUTION: adding fractions. write each result in simplest form. (9/14)+(10/21)=

Question 126122: adding fractions. write each result in simplest form.
(9/14)+(10/21)=
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!

Solved by pluggable solver: Fractions Solver

Start with the given expression

In order to add these two fractions, these fractions need to have a common denominator.

In order to do that, we simply find that the LCM of 14 and 21 is 42 (note: if you need help with finding the LCM, check out this solver)

Now we need to get each denominator to 42

Multiply by

Multiply and to get

Multiply by

Multiply and to get

Since both fractions have a common denominator of 42, we can now combine the fractions

Combine the fractions

Add the numerators

So

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